Pyrocatechol Violet(115-41-3)
- Name: Pyrocatechol Violet
- Synonyms:1,2-Benzenediol,4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, S,S-dioxide;Pyrocatechol violet(6CI);Pyrocatechol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)di-, S,S-dioxide(8CI);3H-2,1-Benzoxathiole,3,3-bis(3,4-dihydroxyphenyl)-, 1,1-dioxide;Catechol violet;NSC 8805;PKF;Pyrocatechin sulfonephthalein;Pyrocatechin violet;Pyrocatecholsulfonephthalein;
- Molecular Formula:C19H14O7S
- Molecular Weight:386.382
- CAS Registry Number:115-41-3
- EINECS:204-088-3
- Melting Point:185 °C (dec.)(lit.)
- Water Solubility:1 mg/mL in water, clear, red
CAS No.115-41-3 Pyrocatechol Violet
Assay:98% Appearance:Showed in specifications Package:according to the clients requirement Storage:Store in dry, dark and ventilated place. Transportation:by sea or by air Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff.
Min. Order:1Kilogram
Supplier:Dayang Chem (Hangzhou) Co.,Ltd. [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99% Appearance:see COA Package:bag Storage:room tempurature Transportation:by sea, air, courier Application:Reagent
Min. Order:1Metric Ton
Supplier:HENAN NEW BLUE CHEMICAL CO.,LTD [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:-- Appearance:Powder Package: 25kg/drum, or as per your request. Storage:Store in dry and cool place with good seal Transportation:by courier,by Air,by Sea Application:As chemical indicator
Min. Order:1Kilogram
Supplier:Wuhan Kemi-Works Chemical Co., Ltd [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99% purity Appearance:Dark red-brown Metallic or Crystalline Powder Package:according to your need for packing Storage:sealed,dry,low temperature Transportation:sea,air,courier Application:reagent
Min. Order:1Gram
Supplier:Shanghai Minstar Chemical Co., Ltd [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
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:It is an important raw material.
Min. Order:10Gram
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China (Mainland)] CAS No.115-41-3 Best Quality Catechol Violet with good supplier
Assay:99% Appearance:White powder Package:25kg/drum Storage:Cool and dry place Transportation:by sea or by air, express for small quantity Application:CAS: 115-41-3
Min. Order:1Kilogram
Supplier:Siwei Development Group Ltd. [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99% Package:According client's requirements Transportation:by sea/by air/by courier Application:Chemical products
Min. Order:1Kilogram
Supplier:Hangzhou ZeErRui Chemical Co., Ltd. [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet CAS:115-41-3
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)] CAS No.115-41-3 115-41-3 Pyrocatechol Violet
Assay:>99% Appearance:powder Package:5mg/vial, 10 vials per box Storage:-20掳C Freezer, Under inert atmosphere Transportation:EMS,DHL,?TNT,?UPS?,FEDEX,?BY?AIR,?BY?SEADHL?Express,?FedEx?and?EMS?for?quantity?less?than?50KG,?usually?called?as?DDU?service;?Sea?shipping?for?quantity?over?500KG;?And?air?shipping?is?available Application:Used as a complexometric indicator. Uses Biochemical research Uses as an indicator of metal complexation titration.
Min. Order:1Kilogram
Supplier:Hebei Nengqian Chemical Import and Export Co., LTD [
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Assay:99% Appearance:detailed see specifications Package:according to customers' requirements Storage:Keep in a cool & dry place 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:intermediates in organic synthesis
Min. Order:1Gram
Supplier:Hangzhou Lingrui Chemical Co.,Ltd. [
China (Mainland)] CAS No.115-41-3 High quality catechol violet 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:Fine Intermediate
Min. Order:0Metric Ton
Supplier:Simagchem Corporation [
China (Mainland)] CAS No.115-41-3 Low price with good quality Catechol Violet
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:0Metric Ton
Supplier:Lonwin Chemical Group Limited [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99.0% Appearance:liquid Package:Grams, Kilograms Storage:Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials. Transportation:According to customer request Application:For R&D and commerical use
Min. Order:100Gram
Supplier:Chemlyte Solutions [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
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)] CAS No.115-41-3 Pyrocatechol Violet
Assay:鈮?8% Appearance:powder Package:BAG Storage:In cool ,dry place Transportation:Air or sea freight Application:for pharma use
Min. Order:1Kilogram
Supplier:Qingdao Chengyuan Kaisheng Industry and Trade Co., Ltd. [
China (Mainland)] CAS No.115-41-3 1,2-Benzenediol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-
Assay:99% Appearance:White fine powder Package:according to the clients requirement Storage:Store in dry dark and ventilated place Transportation:Transportation by express, air, sea; port mainly to Qingdao / Tianjin / Shanghai, or according to customer needs to send different ports and aviation. Application:It is an important raw material.
Min. Order:1Kilogram
Supplier:Shandong Hanjiang Chemical Co., Ltd. [
China (Mainland)] CAS No.115-41-3 SAGECHEM/Catechol Violet
Assay:99% Package:packing on demand Storage:normal temperature Transportation:BY EXPRESS, AIR OR SEA Application:SAGECHEM/Catechol Violet
Min. Order:0
Supplier:SAGECHEM LIMITED [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:98% or more Appearance:high quality Package:5kg 25kg According to clients' requirement Storage:Store in dry, dark and ventilated place Application:Intermediate and Industrial use
Min. Order:0Metric Ton
Supplier:Hangzhou Keyingchem Co.,Ltd [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
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
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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
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Min. Order:0
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Min. Order:0
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Assay:98%min Package:25kg/drum,or as per customers'demand Transportation:air,sea,courier Application:API,or Intermediates,fine chemicals
Min. Order:0
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China (Mainland)] CAS No.115-41-3 C19H14O7S
Assay:鈮?9% Application:Chemical intermediate
Min. Order:0
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China (Mainland)] CAS No.115-41-3 Pyrocatecholviolet
Assay:98%min Appearance:Off-white to light yellow powder Package:According to the clients requirement. Storage:Keep in cool place. Application:Pharmaceutical intermediates
Min. Order:0
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China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99.0% min Appearance:Highest quality appearance Package:25kgs/drum锛?00kg/drum锛汭BC TANK Storage:Keep in dry and well ventilated warehouse, keep sealed Transportation:By air and by sea Application:Extremely good quality, widely used in Pharmaceutical Industry, Food Industry, agricultural industry etc.
Min. Order:1Kilogram
Supplier:Hangzhou Johoo Chemical Co., Ltd [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99% Package:box or opp package Storage:cool drum Transportation:air or sea Application:Pyrocatechol Violet
Min. Order:1Milligram
Supplier:weifang yangxu group co.,ltd [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99% Appearance:White powder or granule Package:25kg drum/bag Storage:Keep in dry and cool place Transportation:by Sea, air and express Application:Used as a calcium booster in the food industry
Min. Order:1Metric Ton
Supplier:KAISA GROUP INC [
United States] CAS No.115-41-3 1,2-Benzenediol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-
Assay:99% Package:drum Transportation:By Sea/Air/DHL Application:Henan Wentao Chemical Product Co., Ltd.
Min. Order:0
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China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
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
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Assay:99 Appearance:powder, or liquid Package:Bottle, barrel, cargo, container, etc. Storage:Stored in room temperature, ventilated place Transportation:By air, ship, express, etc. Application:Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals
Min. Order:0
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China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99% Appearance:white powder Package:25kg,50kg,180kg,200kg,250kg,1000kg锛宑ustomization Storage:Keep it in dry,shady and cool place Transportation:by express or by sea Application:Pharma;Industry;Agricultural;chemical reaserch
Min. Order:0
Supplier:Wuhan Circle Star Chem-medical Technology co.,Ltd. [
China (Mainland)] CAS No.115-41-3 catechol violet
Assay:COA Appearance:COA Storage:in stock Application:MSDS/TDS
Min. Order:0
Supplier:Aecochem Corp. [
China (Mainland)] CAS No.115-41-3 115-41-3
Assay:99% Application:api
Min. Order:0
Supplier:Jilin Artel New Materials Co., LTD [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99%min Appearance:Dark red-brown Powder Package:1kg/drum, 25kg/drum, 200kg/drum,500kg/drum Storage:Keep it in dry, cool and ventilated place Transportation:by sea or by air Application:For scientific research
Min. Order:1Kilogram
Supplier:Shanghai Seasonsgreen Chemical Co.,Ltd [
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Assay:99% Appearance:White powder Package: [Packaging]20mg, 50mg,100mg,1g,10g,100g,according to customers' requirements Storage: should be stored in a well-closed container at low temperature, keep away from moisture, heat and light. Transportation:1. Samples 1kg-10kg are shipped by international express. 2. 50kg-100kg of goods are transported by dedicated line logistics. 3. Cargo 100kg-1ton is transported by dedicated line logistics. Application:Raw materials in the pharmaceutical field
Min. Order:10Kilogram
Supplier:Zhuozhou Wenxi import and Export Co., Ltd [
China (Mainland)] CAS No.115-41-3 China Biggest factory Manufacturer Supply High Quality Pyrocatechol Violet CAS 115-41-3
Assay:99.9% Appearance:POWDER Package:25KG/Drum Storage:2-8掳C Transportation:By air /Sea/ coruier Application:Pharm chemicals industry
Min. Order:1Kilogram
Supplier:Leader Biochemical Group [
China (Mainland)] CAS No.115-41-3 Factory Supply catechol violet
Assay:99.9% Appearance:Refer to COA Package:drum Storage:keep in cool and dry place Transportation:by sea or by air Application:Intermediates and materials
Min. Order:1
Supplier:Ality Chemical Corporation [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99% Appearance:liquid or powder Package:according to the clients requirement Storage:Dry and Cool Place Transportation:UPS FedEx ,DHL,EXPRESS LINE Application:healing drugs
Min. Order:1Gram
Supplier:Shandong Mopai Biotechnology Co., LTD [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99% Appearance:white powder Package:drum or based on customers' requirement Storage:normal temperature storage Transportation:by sea, by air Application:We have different specifications for different applications
Min. Order:1Metric Ton
Supplier:Bluecrystal chem-union [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:99.0% Appearance:Clear, colorless liquid Package:according to your requirement Storage:Store in a dry, dark and ventilated place Transportation:by air/by sea /by train Application:lt is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff.
Min. Order:1Kilogram
Supplier:Suzhou Senfeida Chemical Co., Ltd [
China (Mainland)] CAS No.115-41-3 Catechol violet
Assay:99% Haccp,,Halal,SC US FDA GMP ISO14001 Appearance:As per Certificate of analysis and our TDS, MSDS Package:Export standard and according to the clients requirement Storage:Store in dry, dark and ventilated place;ISO / Kosher /GMP licence commercial bulk capacity factory in China Transportation:By AIR or by SEA GMP licence / US-FDA,South Korea-KFDA Application:It is an important raw material and intermediate for chemical industry.
Min. Order:5Kiloliter
Supplier:Chemwill Asia Co., Ltd. [
China (Mainland)] CAS No.115-41-3 Pyrocatechol violet
Assay:鈮?8% Appearance:Liquid Package:Glass bottle or drum Storage:2-8鈩?nbsp;Transportation:RT Application:IMPURTY
Min. Order:50Milligram
Supplier:Shenzhen Regent Biochemistry Tech Co., Ltd. [
Hong Kong,China] CAS No.115-41-3 Pyrocatechol violet
Assay:See details Appearance:See details Package:carton Storage:2 ~ 8鈩? avoid light Transportation:RT Application:Biochemical research
Min. Order:0
Supplier:Nanjing Duly Biotech Co., Ltd [
China (Mainland)] CAS No.115-41-3 Acmec Pyrocatechol violet 5g
Assay:IND Appearance:See the datasheet Package:5g Storage:RT Transportation:By Express, Air and Road Application:Analytical reagent, biochemical reagent, standard
Min. Order:1bottle
Supplier:Shanghai Acmec Biochemical Technology Co., Ltd. [
China (Mainland)] CAS No.115-41-3 catechol violet
Assay:98% Appearance:solid or liquid Package:According to customer鈥榮 requirement Storage:Keep in a cool & dry place Application:Fine Intermediate
Min. Order:0
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Assay:97% Appearance:powder Package:according to the clients requirement Storage:Room temperature with sealed well Transportation:by sea or by air Application:Use as primary and secondary intermediate
Min. Order:0
Supplier:BOC Sciences [
United States] CAS No.115-41-3 Pyrocatechol Violet
Assay:98.5% Appearance:white/off-white or light yellow Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Storage:Store in cool and dry place, keep away from strong light and heat. Transportation:by courier, by air, by sea Application:This product can be used in food/pharmaceutical/cosmetical industry
Min. Order:0
Supplier:Suzhou Health Chemicals Co., Ltd. [
China (Mainland)] CAS No.115-41-3 Catechol Violet 115-41-3
Assay:99% Appearance:solid or liquid Package:As customer require Storage:in sealed air resistant place Transportation:by sea or by airplane Application:Pharma;Industry;Agricultural
Min. Order:0
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Assay:99.90% Appearance:solid or liquid Package:As customer's requested Storage:sealed in cool and dry place Transportation:by courier/air/sea Application:Pharma Intermediate
Min. Order:0
Supplier:Guangdong Juda Chemical Industrial Co.,Limited [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
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:Falcon Life Sciences Pvt. Ltd [
China (Mainland)] CAS No.115-41-3 Pyrocatechol violet manufacturer
Assay:IND Appearance:White powder Package:According client's requirements Storage:keep sealed and keep from direct light Transportation:by express or by sea Application:pharmaceutical
Min. Order:0
Supplier:Shanghai Yuanye Bio-Technology Co., Ltd. [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet Indicator
Assay:0.1%锛坵/v锛?nbsp;Appearance:50mL Package:Plastic bottle Transportation:By Air Application:Laboratory analysis/Instrument calibration/Quality control
Min. Order:0
Supplier:Weiyel Inc [
China (Mainland)] CAS No.115-41-3 Pyrocatechol violet
Assay:98% Application:chemical reagent
Min. Order:0
Supplier:SHANDONG BENRITE NEW CHEMICAL MATERIALS CO.,LTD. [
China (Mainland)] CAS No.115-41-3 Pyrocatechol Violet
Assay:98% Package:According to the demand of customer Storage:Sealed, dry, microtherm , avoid light and smell. Transportation:by air or by sea Application:Organic synthesis
Min. Order:0
Supplier:Henan Allgreen Chemical Co.,Ltd [
China (Mainland)] - Dayang Chem (Hangzhou) Co.,Ltd.
- Wuhan Kemi-Works Chemical Co., Ltd
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