Protocatechualdehyde(139-85-5)
- Name: Protocatechualdehyde
- Synonyms:3,4-Dihydroxybenzenecarbonal;Rancinamycin IV;Benzaldehyde, 3,4-dihydroxy- (9CI);4-Formyl-1, 2-dihydroxybenzene;Benzaldehyde, 3,4-dihydroxy-;Protocatechualdehyde;Benzaldehyde,3,4-dihydroxy-;3,4-Dihydroxy Benzaldehyde;3,4-dihydroxyBenzaldehyde;protocatechualdehyde;
- Molecular Formula:C7H6O3
- Molecular Weight:138.123
- CAS Registry Number:139-85-5
- EINECS:205-377-7
- Melting Point:150-157 °C(lit.)
- Water Solubility:Water solubility: 50 g/L (20 °C)
CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:99% Appearance:White fine powder Package:according to the clients requirement Storage:Sealed dry storage Transportation:Transportation by express, air, sea; port mainly to Qingdao / Tianjin / Shanghai, or according to customer needs to send different ports and aviation. Application:Plant Extract
Min. Order:1Kilogram
Supplier:Shandong Hanjiang Chemical Co., Ltd. [
China (Mainland)] 
Assessed
SupplierTel:+86 18369939125
Address:No.25A Qilu Industrial Park
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CAS No.139-85-5 Protocatechualdehyde
Assay:99%min Appearance:To be subject to the object Package:Customized Storage:Rom tep. Transportation:By courier, air or sea. Application:used
Min. Order:1Metric Ton
Supplier:Hangzhou Dingyan Chem Co., Ltd [
China (Mainland)] 
Assessed
SupplierTel:86-571-87157530-8007
Address:RM.1118,NO.1 Building, Baiyun Tower,Jianggan Area, Hangzhou city, China,310004
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CAS No.139-85-5 Factory supply Protocatechualdehyde
Assay:99.5% Appearance:white or almost white crystalline powder Package:Pack & Store:25kg cardboard barrels lined with plastic bags; or otherwise customized Storage:In cool ,dry place Transportation:Preservce in well-closed containers, prptected from light, Application:USP34 Or EP STANDERUsed as Antibiotic and Antimicrobial Agents
Min. Order:100Kilogram
Supplier:Lonwin Chemical Group Limited [
China (Mainland)] Assessed
SupplierTel:Tel: 86-21-59858395
Address:No#966,Huaxu Road,Shanghai 201702,P.R.China
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:99%min. Appearance:white powder Package:1kg/Export worthy packing; 25kg/drum Storage:In well-closed container, protected from light and in cool & dry place. Transportation:By Air, By Sea, By courier (door to door, DHL/FedEx/UPS) Application:R&D and production for pharmaceuticals and chemicals
Min. Order:1Gram
Supplier:LIDE PHARMACEUTICALS LIMITED [
China (Mainland)] 
Assessed
SupplierTel:+86-25-58409506
Address:11F, Building A1, No.288 North Zhongshan Road, Gulou District, Nanjing,210003, P.R.China.
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde TOP1 supplier
Assay:98% Appearance:White crystal Package:according to the clients requirement Storage:Store in dry, dark and ventilated place. Transportation:by sea or by air Application:Used as organic synthesis.
Min. Order:1Kilogram
Supplier:Dayang Chem (Hangzhou) Co.,Ltd. [
China (Mainland)] 
Assessed
SupplierTel:+86-571-88938639
Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China
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CAS No.139-85-5 TIANFUCHEM--139-85-5--Protocatechualdehyde in stock
Assay:99.5% Appearance:white powder Package:bag Storage:RT Transportation:shipped Application:Protocatechualdehyde 139-85-5
Min. Order:1Metric Ton
Supplier:Henan Tianfu Chemical Co., Ltd. [
China (Mainland)] Assessed
SupplierTel:86-371-55170693/55170694
Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China
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CAS No.139-85-5 Protocatechualdehyde
Assay:99.9 Appearance:Crystalline Powder Package:according to the need of packing Storage:2-8掳C Transportation:air sea or courir Application:intermediate
Min. Order:1Gram
Supplier:Shanghai Minstar Chemical Co., Ltd [
China (Mainland)] 
Assessed
SupplierTel:0086-21-18019205509
Address:BUILDING 8, NO.1098, CHUANSHA ROAD, SHANGHAI, CHINA
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CAS No.139-85-5 Protocatechualdehyde
Assay:99% Appearance:powder or liquid Package:according to customer requirements Storage:store in dry dark and ventilated place Transportation:By Sea/Air/Courier Application:Pharmaceutical industry
Min. Order:10Gram
Supplier:Zibo Hangyu Biotechnology Development Co., Ltd [
China (Mainland)] Assessed
SupplierTel:86-15965530500
Address:Room1701, Tianxing Building,Licheng district, jinan, Shandong, China
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CAS No.139-85-5 Best Quality 3,4-Dihydroxy Benzaldehyde
Assay:99% Appearance:Gray crystalline powder Package:25kg/drum Storage:Cool and dry place Transportation:by sea or by air, express for small quantity Application:CAS: 139-85-5
Min. Order:1Kilogram
Supplier:Siwei Development Group Ltd. [
China (Mainland)] 
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SupplierTel:86-571-82881840
Address:Rm2-2-503 Zhongdingyuan, Xianghurenjia Wenyan Xiaoshan, Hangzhou China
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:99% Appearance:detailed see specifications Package:100g/bag,1kg/bag,25kg/drum,according to the clients requirement Storage:Store in dry, dark and ventilated place. Transportation:by air or by ocean shipping Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals
Min. Order:1Gram
Supplier:Hangzhou Zhongqi chem Co.,Ltd. [
China (Mainland)] 
Assessed
SupplierTel:0086-571-86976032
Address:Kangkang Gu 1010, Chun xiao road 61,Binjiang District 310052,Hangzhou city , China
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CAS No.139-85-5 Protocatechualdehyde Manufacturer/High quality/Best price/In stock
Assay:99% Appearance:white powder Package:According to the customer's requestment Storage:Store in dry, dark and ventilated plac... Transportation:Fast! Safe! Promise 100% safe and successful transportation. Door to door transportation services. Application:Steroids injection For Body building
Min. Order:1Kilogram
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China (Mainland)] Assessed
SupplierTel:+86-18560316533
Address:No. 416, 4th floor, zhongguancun science and technology city, no. 1, west 6th road, zhangdian district
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CAS No.139-85-5 Factory Supply 3,4-Dihydroxybenzaldehyde
Assay:99% Appearance:Pale yellow to pale gray powder Package:drum Storage:keep in cool and dry place Transportation:BY SEA OR BY AIR Application:MATERILA
Min. Order:1Gram
Supplier:Ality Chemical Corporation [
China (Mainland)] Assessed
SupplierTel:86-(0)592-8883942
Address:Fine chemical industry park, Nantong,Jiangsu
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CAS No.139-85-5 Featured products Protocatechualdehyde
Assay:99% Appearance:brown powder Package:according to the clients requirement Storage:Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Transportation:by sea or by air Application:intermediate
Min. Order:100Gram
Supplier:Chemlyte Solutions [
China (Mainland)] 
Assessed
SupplierTel:+86-189 8945 5137
Address:Jian Qiao Community, 789 Shenhua Road, Xihu District, Hangzhou, China, 310000
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CAS No.139-85-5 ProtocatechualdehydeCAS: 139-85-5
Assay:99% Appearance:Brown powder Package:According to customer requirements Storage:Sealed and preserved Transportation:Sea or Air Application:It is an important raw material and intermediate
Min. Order:1Gram
Supplier:Qingdao Beluga Import and Export Co., LTD [
China (Mainland)] Assessed
SupplierTel:+8613854236000
Address:qingdao
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CAS No.139-85-5 ProtocatechualdehydeCAS: 139-85-5
Assay:99% Appearance:Yellow Powder Package:Inside plastic outside Storage:Store in a cool and dry place Transportation:We will pack and ship according to your requirements. Application:Use An important pharmaceutical intermediate that can be used to synthesize a variety of antibiotics and anti-inflammatory drugs
Min. Order:1Metric Ton
Supplier:Hebei Nengqian Chemical Import and Export Co., LTD [
China (Mainland)] Assessed
SupplierTel:+86 13910575315
Address:Congtai District, La Defense North
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CAS No.139-85-5 Protocatechualdehyde
Assay:99.00% Appearance:White Powder Package:25KG/Drum Storage:Preserve in tight, light-resistant containers Transportation:By Air& By Sea Application:Pharmaceutical
Min. Order:1Kilogram
Supplier:Golden Pharma Co., Limited [
China (Mainland)] 
Assessed
SupplierTel:18958062155
Address:1
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CAS No.139-85-5 Protocatechualdehyde
Assay:99.0% Min. Appearance:light grey to off-white crystal Package:25Kg/drum, 150Kg/drum, 200kg/drum, According to request. Storage:keep in cool and dry place Transportation:By sea, by air. Application:pharmaceutical industry
Min. Order:0Metric Ton
Supplier:ORCHID CHEMICAL SUPPLIES LTD [
China (Mainland)] 
Assessed
SupplierTel:+86-571-85395792
Address:607, North Zhongshan Road, Hangzhou 310000 China
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CAS No.139-85-5 High quality 3,4-Dihydroxybenzaldehyde supplier in China
Assay:99% Appearance:white-off solid or colorless liquid ( referto COA) Package:25kgs/fiber drum or 200kgs/UN drum Storage:in a cool and dry place Transportation:by sea or by air Application:Intermediate
Min. Order:0Metric Ton
Supplier:Simagchem Corporation [
China (Mainland)] Assessed
SupplierTel:+86-592-2680277
Address:21/F Hualong Office Building,No.6 Hubin East Road, Xiamen,China
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CAS No.139-85-5 Protocatechualdehyde
Assay:99.80% Appearance:white powder Package:according to customers' requirements Storage:Store in refrigerator Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or CIF or CNF ect...)or according to your demand. Application:Steroids injection For Body building
Min. Order:1Gram
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China (Mainland)] 
Assessed
SupplierTel:86 571-88092529
Address:201-B 2# Building Qinglan science park, 321# JinPeng Str. Xihu District Hangzhou City, PR.CHINA
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CAS No.139-85-5 High Quality 99% 3,4-Dihydroxybenzaldehyde 139-85-5 ISO Producer
Assay:99.0%min Appearance:Powder Package:According to customer鈥榮 requirement Storage:keep sealed and keep from direct light Transportation:Shipping by express, air, sea Application:Cosmetics Ingredient and health products
Min. Order:1Gram
Supplier:Xi'an Xszo Chem Co., Ltd. [
China (Mainland)] 
Assessed
SupplierTel:+86-029-88698540
Address:No.16,Jingqin Rd. JingWei Industrial park,Shaanxi,China,710200
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CAS No.139-85-5 High quality 3,4-Dihydroxybenzaldehyde supplier
Assay:99% Appearance:Powder Package:Glass bottle, customizable Storage:Store at room temperature Transportation:Air Shipping Application:Pharmaceutical Industry
Min. Order:1Kilogram
Supplier:Shanghai Wibson Biotechnology Co., Ltd. [
China (Mainland)] 
Assessed
SupplierTel:+8616712853577-571-639871
Address:No. 22, Lane 121, Yucai Road, Songyin, Tinglin Town, Jinshan District, Shanghai (Songyin Economic Community)
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CAS No.139-85-5 Protocatechualdehyde
Assay: 98%Min Appearance:Detailed in specifications Package:According to customer Storage:Store in dry, dark and ventilated place Transportation:By air or by sea Application:An important raw material and intermediate used in organic Synthesis, Pharmaceuticals
Min. Order:1Kilogram
Supplier:TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD [
China (Mainland)] Assessed
SupplierTel:15867601896
Address:Room 623 Yulan Square Bussiness Building . Jiaojiang Taizhou Zhejiang 318000 China
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CAS No.139-85-5 Protocatechuic Aldehyde
Assay:99% Appearance:White Powder Package:25kg/drum, also according to the clients requirement Storage:Store In Dry, Cool And Ventilated Place Transportation:By Sea Or By Air Application:It is widely used as a thickener, emulsifier and stabilizer
Min. Order:1Kilogram
Supplier:EAST CHEMSOURCES LIMITED [
China (Mainland)] Assessed
SupplierTel:15053231572
Address:No.1581-12,Jinshui Road, Licang, Qingdao,China
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CAS No.139-85-5 3,4-DIHYDROXYBENZALDEHYDE
Assay:99%min Appearance:white to off white powder Package:According to regular packing:bottle,Foil Bag ,Tin , drum etc Storage:Shall be stored it in a dry and cool area. Transportation:ocean shipping or air transportation Application:Pharmaceutical active ingredients Pharmaceutical intermediates etc
Min. Order:0
Supplier:Afine Chemicals Limited [
China (Mainland)] Assessed
SupplierTel:+86-571-85134551
Address:No. 206 Zhen Hua Road, Hangzhou 310030, Zhejiang, China
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:98% Appearance:pale flake crystals Package:25kg/drum, or as per your request. Storage:Stored in cool, dry and ventilation place; Away from fire and heat Transportation: as per your request. Application:For medicine , pesticide intermediates
Min. Order:1Kilogram
Supplier:HANGZHOU YUNUO CHEMICAL CO.,LTD [
China (Mainland)] Assessed
SupplierTel:0571-83715115
Address:hangzhou
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CAS No.139-85-5 Top Purity Protocatechualdehyde
Assay:98% Appearance:Detailed see specifications Package:Foil bag or Drum or Barrel or as customers requirements Storage:Store in dry dark and ventilated place Transportation:By courier/by air/by sea/by train Application:Pharmaceutical intermediates,custom synthesis and others
Min. Order:0
Supplier:Jiangsu Qianyu Molecular Technology Co., LTD. [
China (Mainland)] Assessed
SupplierTel:+86 18913485172
Address:No.2-812, Zhongyin Plaza,Yunlong District
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:NLT 98% Appearance:White powder Package:Aluminum bag Storage:2-8鈩?nbsp;Transportation:By air Application:Used in tested extract
Min. Order:0
Supplier:Hangzhou Huarong Pharm Co., Ltd. [
China (Mainland)] Assessed
SupplierTel:+86-571-86758373
Address:Room1101, Hakim International Building, Gongshu District, Hangzhou, Zhejiang Province, China.
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CAS No.139-85-5 Protocatechualdehyde
Assay:98% or more Appearance:high quality Package:5kg 25kg According to clients' requirement Storage:Store in dry, dark and ventilated place Transportation:Sea/air/courier Application:Intermediate and Industrial use
Min. Order:0Metric Ton
Supplier:Hangzhou Keyingchem Co.,Ltd [
China (Mainland)] Assessed
SupplierTel:+86-571-85378921
Address:Jintong international Building, No.113,Huayuangang Street, Gong shu District, Hangzhou,Zhejiang, China.
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CAS No.139-85-5 Phenyl sulfide
Assay:99.90% Appearance:solid or liquid Package:drum or bag Storage:room temperature under 25鈩?nbsp;Transportation:by sea or air Application:for pharmaceutical
Min. Order:0
Supplier:Kono Chem Co.,Ltd [
China (Mainland)] 
Assessed
SupplierTel:86-29-86107037-8015
Address:No.11 Daqing Road,Lianhu District,Xi鈥檃n 710082,China
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:0.98 Appearance:Off white to slight yellow solid Package:1L 5L 10L 25L bottle Storage:Stored in shaded, cool and dry places Transportation:Handle with cares to avoid damaging the packages. Protect them from sunshine or rain. We can send by Fedex, by ship or by plane according to international rules. Application:pharma intermediate
Min. Order:0
Supplier:Antimex Chemical Limied [
China (Mainland)] Assessed
SupplierTel:0086-21-50563169
Address:Room1027,No.Jinyu Road,Pudong
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CAS No.139-85-5 Protocatechualdehyde
Assay:99% Package:25kg/drum Storage:Sealed and preserved Transportation:By sea/By air/By courier Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents
Min. Order:0
Supplier:Hangzhou ZeErRui Chemical Co., Ltd. [
China (Mainland)] Assessed
SupplierTel:+86-571-82512721
Address:No 317,Jingling Road,Guali Town,Xiaoshan District
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CAS No.139-85-5 Protocatechualdehyde
Assay:HPLC鈮?8% Appearance:powder Storage:Sealed in dry,Room Temperature Transportation:by express or by sea Application:for pharma use
Min. Order:0
Supplier:Hangzhou Shanyi Biotechnology Co., Ltd. [
China (Mainland)] Assessed
SupplierTel:s-086-18093761022
Address:Guodu Development Building
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:99% Appearance:brown powder Package:25kg/Barrel Storage:ln stock Transportation:Express/Sea/Air Application:Chemicals
Min. Order:0
Supplier:Hangzhou Sartort Biopharma Co., Ltd [
China (Mainland)] Assessed
SupplierTel:86-571-87039693
Address:No. 57, Tech Park Road, Hangzhou, Zhejiang, China
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CAS No.139-85-5 Protocatechualdehyde
Assay:99% Transportation:By sea Application:Pharmaceutical industry
Min. Order:0
Supplier:Hebei KuiSheng Trading Co., LTD [
China (Mainland)] Assessed
SupplierTel:15350525905
Address:518, Mansion No. 3, Guang 'an Street, Chang 'an District, Shijiazhuang, Hebei
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:98% Application:intermediate
Min. Order:0
Supplier:SAGECHEM LIMITED [
China (Mainland)] Assessed
SupplierTel:+86-571-86818502
Address:Room C1301, New Youth Plaza, 8 Jia Shan Road, Hangzhou, China
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CAS No.139-85-5 Protocatechualdehyde
Assay:98% Package:25kg/drum,or as per customers'demand Transportation:air,sea,courier Application:API,Pharmaceutical intermediates
Min. Order:0
Supplier:GIHI CHEMICALS CO.,LIMITED [
China (Mainland)] Assessed
SupplierTel:+86-571-86217390
Address:No.567 Dengcai Street,Sandun,Westlake District,Hangzhou310030,Zhejiang,China.
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CAS No.139-85-5 Protocatechualdehyde
Assay:98% Application:intermediate
Min. Order:0
Supplier:HANGZHOU TIANYE CHEMICALS CO., LTD. [
China (Mainland)] Assessed
SupplierTel:0571-85083592
Address:1208# HuaCe Building-B,Wuchanggang Road,XIHU District,Hangzhou City,Zhejiang Province ,China
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CAS No.139-85-5 Protocatechualdehyde
Assay:98%min Appearance:Off-white to light yellow powder Package:According to the clients requirement. Storage:Keep in cool place. Transportation:Sea/air/courier Application:Pharmaceutical intermediates
Min. Order:0
Supplier:Hangzhou J&H Chemical Co., Ltd. [
China (Mainland)] 
Premium
SupplierTel:+86-571-87396432
Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China
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CAS No.139-85-5 Protocatechualdehyde 3,4-Dihydroxybenzaldehyde 139-85-5
Assay:Salidroside 3-5%, Rosavins 3-5%, Rosavin 2% up Appearance:Brown powder Package:1kg/bag ;25kg/drum Storage:Dry place Transportation:Dry condition Application:Herbal extracts
Min. Order:25Kilogram
Supplier:Sinoway Industrial Co., Ltd. [
China (Mainland)] Premium
SupplierTel:+86-592-5853819
Address:16/F,Huicheng Comm,Complex,No839 XiaHe Rd, Xiamen,China
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CAS No.139-85-5 cas 139-85-5 Protocatechualdehyde
Assay:99%路 Appearance:White or off white crystalline powder Package:as your requirement Storage:Stored in a well-Closed light-resistant,dry and cool place Transportation:by Sea, by Air, by Land/EMS/TNT/DHL/UPS/FedEx Application:Pharma;Industry;Agricultural;chemical reaserch
Min. Order:1Kilogram
Supplier:Hubei Jiutian Bio-medical Technology Co., Ltd [
China (Mainland)] 
Premium
SupplierTel:+86-027-88013699
Address:Room 03-6, 5th floor, building 1, international enterprise center phase iii, no. 1, guanggu avenue, east lake new technology development zone, wuhan city
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CAS No.139-85-5 protocatechualdehyde CAS 139-85-5 3 4-hydroxybenzaldehyde
Assay:99% Appearance:white powder Package:packed in 25kg drum Storage:keep in dry and cool condition Transportation:We can use express ,air and sea transportation! Application:wide
Min. Order:25Kilogram
Supplier:Hebei Mojin Biotechnology Co.,Ltd [
China (Mainland)] Premium
SupplierTel:13231137666
Address:room 1401,A building,Enjoy city,shijiazhuang city,hebei province,China
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CAS No.139-85-5 ProtocatechualdehydeCAS NO.: 139-85-5
Assay:99% Appearance:White Crystalline Solid Package:drum Storage:Room temperature Transportation:By Sea/Air/DHL Application:Intermediates
Min. Order:1Kilogram
Supplier:Henan Wentao Chemical Product Co., Ltd. [
China (Mainland)] Premium
SupplierTel:+86-370-2722992
Address:32 Room, 5th Floor, Building 11, No. 6 Yinxing Road, High-tech Industrial Development Zone, Zhengzhou City, Henan Province
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CAS No.139-85-5 Vegan Protocatechualdehyde 99%
Assay:99% Appearance:Light yellow to off white Package:(1). 1-10kg / foil bag (2). 25kg / drum (3). 1-50kg / barrel (4). By request of clients Storage:Store in cool & dry place Transportation:1.Air Courier Express Door to Door Service DHL / TNT / FEDEX / UPS / EMS 2.Normal Air 3.Normal Sea Application:Food & cosmetics & pharmaceutical industry
Min. Order:1Kilogram
Supplier:Binbo Biological Co., Ltd [
China (Mainland)] Premium
SupplierTel:+86 186 2906 3126
Address:No.1 Fengcheng Road
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CAS No.139-85-5 3,4-dihydroxybenzaldehydeAdd
Assay:99% Appearance:White powder Package:25 kg/barrels Storage:Shading, sealed and preserved. Transportation:shipping Application:Is psychotropic drugs
Min. Order:500Metric Ton
Supplier:Hebei yanxi chemical co.,LTD. [
China (Mainland)] Premium
SupplierTel:+86 17531153977
Address:Zhang zhe, guangzong county, xingtai city, hebei province
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde TOP1 supplier CAS NO.139-85-5
Assay:98% Appearance:White crystal Package:10g,20g,50g,100g,500g,1KGS,5KGS,10KGS,25KGS?per?bag?/?drum?/?bottle Storage:store in cool, dry, ventilated place 20鈩?nbsp;Transportation:by Sea, air and express Application:Equipment and environmental disinfection
Min. Order:10Gram
Supplier:Jilin Artel New Materials Co., LTD [
China (Mainland)] Premium
SupplierTel:+86-19990500590
Address:Dianshi Plazza,Chaoyang District
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CAS No.139-85-5 Protocatechualdehyde
Assay:95%-98% Appearance:24512-62-7 Package:Brown vial HDPE plastic bottle Storage:Store in dry, dark and ventilated place Application:24512-62-7
Min. Order:0Metric Ton
Supplier:Chengdu Biopurify Phytochemicals Ltd. [
China (Mainland)] Premium
SupplierTel:+86-28-82633397
Address:2F,No.11 Building,No.388 Rongtaidadao CNSTP,Wenjiang Zone,Chengdu,Sichuan, China
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CAS No.139-85-5 Protocatechuic Aldehyde
Assay:鈮?9.0% Appearance:White powder Package:25kg drum/bag Storage:Keep in dry and cool place Transportation:by Sea, air and express Application:銆?Use 1 銆? A nutritional supplement. One of the essential amino acids in the human body. Because the price is higher than DL-methionine and the effect is equal, DL-methionine is often used. 銆?Use
Min. Order:1Metric Ton
Supplier:KAISA GROUP INC [
United States] Premium
SupplierTel:+1(314锛?54-83-86
Address:1312 17th Street Suite 1402 Denver CO 80202
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:99% Appearance:detailed see specifications Package:25kg/drum;200kg/drum Storage:Keep away of light, cool place Transportation:Sea/air/courier Application:Chemical synthesis
Min. Order:0
Supplier:Xiamen Hisunny Chemical Co.,Ltd [
China (Mainland)] Premium
SupplierTel:+86-592-3327115
Address:Unit 603,No.879,Xiahe Road,Meixin Building,Xiamen,China
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CAS No.139-85-5 Protocatechualdehyde
Assay:99%+ Appearance:white powder Package:25kg,50kg,180kg,200kg,250kg,1398kg锛宑ustomization Storage:Keep it in dry,shady and cool place Transportation:Transit could be DHL,UPS,TNT,EMS,Fedex,and so on. For mass orders, it will be delivered by air or sea. For small order, please expect 3-7 days by UPS DHL EMS. For mass order, please allow 5-8 days... Application:Pharma;Industry;Agricultural;chemical reaserch
Min. Order:0
Supplier:Wuhan Circle Star Chem-medical Technology co.,Ltd. [
China (Mainland)] Premium
SupplierTel:+86-13437180835
Address:Room 02-31, 13 / F, Building 9, Guannan Fuxing Medical Park Phase II, No.58, Guanggu Avenue, East Lake New Technology Development Zone, Wuhan, Hubei, China (Wuhan Area, Free Trade Zone)
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CAS No.139-85-5 Protocatechualdehyde
Assay:99%min Package:1kg/bag; 4557kg/drum, or as customer's request. Transportation:DHL, EMS, FedEx, TNT, AIR, SEA Application:Xiamen Luyunjia Trading Co.,Ltd
Min. Order:0Metric Ton
Supplier:Luyunjia Chemistry Xiamen Limited [
China (Mainland)] Premium
SupplierTel:86-592-5360779
Address:NO.3 Jiangtou West Road, Huli District, Xiamen, China
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CAS No.139-85-5 3,4-Dihydroxybenzaldehyde
Assay:99% Appearance:white power Package:As customer request Transportation:SEA OR AIR Application:Pharma;Industry;Agricultural
Min. Order:0
Supplier:Wuhan ZeShanCheng Biomedical Technology Co., Ltd. [
China (Mainland)] Premium
SupplierTel:+86 17786425391
Address:No. 399, lihua road, dongxihu district, wuhan city (17)
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CAS No.139-85-5 Protocatechualdehyde
Assay:99% Appearance:Pale yellow to pale gray powder Storage:Shading, sealed and preserved. Application:Protocatehualdehyde (Catechaldehyde) is a natural polyphenolic compound isolated from Salviae Militiorhizae, which has various biological activities and can be widely used as an antioxidant, anti-...
Min. Order:0
Supplier:Jilin Tianyun New Materials Co., Ltd [
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- 2227-64-7/3-Nitrophenacylbromide
- 139-85-5/Protocatechualdehyde
- 6358-85-6/Pigment Yellow 13
- 536-38-9/4-Chloro-2'-bromoacetophenone
- 21886-56-6/2,3'-Dichloroacetophenone
- 498-21-5/2-Methylsuccinic acid
- 5102-83-0/Pigment Yellow 12
- 5468-75-7/Pigment Yellow 14
- 73602-61-6/Triethylamine trihydrofluoride
- 4531-49-1/Pigment Yellow 17
- 6528-34-3/Pigment Yellow 65
- 32001-55-1/Pyridine hydrofluoride
- 54696-05-8/4'-Benzyloxyacetophenone