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Tag 4-Dihydroxybenzoic acid

  • Sep, Fri, 2020
Other Chemicals

Factory Supply CAS No. 99-50-3 3,4-Dihydroxybenzoic Acid

Quick Details Port: China Main Port Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram Supply Ability: 5000 Kilogram/Kilograms per Month Other Names: Protocatechoic Acid Molecular Weight: 154.12 Grade Standard: food grade,Medicine Grade,Agriculture Grade Product Name: 3,4-Dihydroxybenzoic Acid Purity: 99%,99% Shelf life: 2 Years Grade: Industrail Grade, fool grade, agricultural grade EINECS: 202-760-0 Appearance: White powder CAS No.: 99-50-3 Storage: Dry CAS: 99-50-3 EINECS No.: 202-760-0 MF: C7H6O4 Certificate: ISO Packaging Detail: Foil bag/ drum Factory Supply CAS No. 99-50-3 3,4-Dihydroxybenzoic Acid     Product Name: 3,4-Dihydroxybenzoic Acid Appearance: White powder MF: C7H6O4 MW:  154.12 CAS No.: 99-50-3 EINECS: 202-760-0 Melting Point: 197-200 ℃ Boiling Point: 237.46 ℃ Purity: 99% Density: 1.54     ANALYSIS SPECIFICATION RESULTS Appearance White powder Complies Odor Characteristic Complies Assay ≥99% 99% Mesh size 100% pass 80 mesh Complies Loss on drying ≤3.0% 1.65% Heavy metal ≤10 ppm Complies Pb ≤1.0 ppm Complies As ≤2.0 ppm Complies Hg ≤1.0 ppm Complies Cd ≤2.0 ppm Complies Solvent Residue <1 ppm Complies Residue of pesticide Negative Negative MICROBIOLOGY Total Plate Count                         <1000cfu/g           Complies Yeast & Moulds <100cfu/g Complies E.Coli Negative Complies Salmonella Negative Complies Conclusion Conform with specification     Protocatechuic […]

  • Sep, Thu, 2020
Organic Acid

Food additive,Agricultural and environmental standards,3,4-Dihydroxybenzoic acid,99-50-3

Quick Details Port: China main ports as per customer required Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram Supply Ability: 10000 Kilogram/Kilograms per Month Other Names: 3,4-Dihydroxybenzoic acid Molecular Weight: 154.12 Sample: Available Product Name: 3,4-Dihydroxybenzoic acid Purity: 99.5%min Density: 1.559 g/cm3 Appearance: White Powder MOQ: 1 Kg CAS No.: 99-50-3 Storage: Cool Dry Place Test Method: HPLC UV EINECS No.: 202-760-0 Classification: Pharmaceutical Intermediates MF: C7H6O4 Shelf Life: 2 Years Proper Storage Melting point: 197-200 °C (dec.)(lit.) Application: Pharmaceutical Intermediates Certificate: ISO 9001 Packaging Detail: 1-20kg: Packed aluminum foiled with ziplock bag inside. 20kg above: Packed with paper drum with double plastic bags inside. TFSW   Allium cepa (Onion);Building Blocks;C7;Carbonyl Compounds;Carboxylic Acids;chemical reagent;Chemical Synthesis;Curcuma longa (Turmeric);Ginkgo biloba;Nutrition Research;Organic Building Blocks;Phytochemicals by Plant (Food/Spice/Herb);Vaccinium myrtillus (Bilberry);Inhibitors;Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts;BenzoicAcidDerivative;Organic acids;API;sy;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;Aromatics, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals     1 .In vitro antibacterial (Pseudomonas aeruginosa, Escherichia coli, Salmonella typhi, Shigella, Alcaligenes, Bacillus subtilis, Staphylococcus aureus, etc.); 2.Remove sputum, asthma; 3.Snake venom 1 .Clinical treatment of chronic bronchitis; 2. Cobra poisoning detoxification; 3 .Organic intermediates and dye synthesis;      

  • Sep, Thu, 2020
Pharmaceutical

Food additive,Agricultural and environmental standards,3,4-Dihydroxybenzoic acid,99-50-3

Quick Details Port: china main port Payment Terms: T/T,Western Union,MoneyGram, assurance order Supply Ability: 100 Kilogram/Kilograms per Month Other Names: 1,2-Dihydroxybenzene-4-carboxylic Acid Usage: Animal Pharmaceuticals Grade Standard: food grade,Medicine Grade Purity: 99.0% MW: 154.12 CAS No.: 99-50-3 Type: Antibiotic and Antimicrobial Agents,ANTIDOTE,Respiratory System Agents EINECS No.: 202-760-0 Mol File: 99-50-3.mol MF: C7H6O4 Melting point: 197-200 °C (dec.)(lit.) Packaging Detail: 1kg/bag,25kg/DRUM,according to customers’ requirements Product Name: 3,4-Dihydroxybenzoic acidSynonyms: 1,2-Dihydroxybenzene-4-carboxylic Acid;NSC 16631;Protocatechoic Acid;Catechol-4-carboxylic Acid Protocatechuic Acid Pyrocatechol-4-carboxylic Acid;CATECHOL-4-CARBOXYLIC ACID;3,4-DIHYDROXYBENZOIC ACID;3,4-DIHYDROXYBENZOIC ACID N-HYDRATE;3,4-DIHYDROBENZOIC ACID CAS: 99-50-3MF: C7H6O4MW: 154.12EINECS: 202-760-0Product Categories: Allium cepa (Onion);Building Blocks;C7;Carbonyl Compounds;Carboxylic Acids;chemical reagent;Chemical Synthesis;Curcuma longa (Turmeric);Ginkgo biloba;Nutrition Research;Organic Building Blocks;Phytochemicals by Plant (Food/Spice/Herb);Vaccinium myrtillus (Bilberry);Inhibitors;Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts;BenzoicAcidDerivative;Organic acids;API;sy;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;Aromatics, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine ChemicalsMol File: 99-50-3.molEfficacy: 1 .in vitro antibacterial (Pseudomonas aeruginosa, Escherichia coli, Salmonella typhi, Shigella, Alcaligenes, Bacillus subtilis, Staphylococcus aureus, etc.); 2.remove sputum, asthma; 3.Snake venomApplication: 1 .clinical treatment of chronic bronchitis; 2. cobra poisoning detoxification; 3 .organic intermediates and dye synthesis;   How to start orders or make payments? A:You can send our your Purchase order(if your company has), or just  send a simple confirmation by email or by Trade Manager, and […]