4-Hydroxybenzoic acid
Chemical Name:4-Hydroxybenzoic acid
Trade Name:p-oxybenzoic acid
Molecular Formula:C7H6O3
Molecular Weight:138.12
CAS No.:99-96-7
Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone,
slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46
Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate
Specification
Item Specification
Polymer Grade Technical Grade
Appearance white crystal powder white crystal powder
Purity(on dry base) % 99.6 99.0
Melting Point 214-217 212-216
Odor odorless odorless
Solubility Clear and transparent clear and transparent
Loss on Drying % 0.20 0.50
Color(Pt-Co) 10 40
Ash % 0.02 0.15
Sulfate(SO42-) 0.01 0.05
Chloride(Cl-) % 0.005 0.02
Phe% 0.01 0.10
Salicylic Acid % 0.02 0.10
4-Hydroxyisophthalic Acid(HIPA) ppm 500 /
Insolubles in Metha ppm 50 /
Potassium(K+) ppm 5 /
Sodium (Na+) ppm 5 /
Iron (Fe) ppm 5 /
Ca2++Mg2+ppm 5 /
4-Hydroxybenzoic Acid
4-Hydroxybenzoic acid Chemical Name:4-Hydroxybenzoic acid Trade Name:p-oxybenzoic acid Molecular Formula:C7H6O3 Molecular Weight:138.12 CAS No.:99-96-7 Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone, slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46 Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate Specification Item Specification Polymer Grade Technical Grade Appearance white crystal powder white crystal powder Purity(on dry base) % 99.6 99.0 Melting Point 214-217 212-216 Odor odorless odorless Solubility Clear and transparent clear and transparent Loss on Drying % 0.20 0.50 Color(Pt-Co) 10 40 Ash % 0.02 0.15 Sulfate(SO42-) 0.01 0.05 Chloride(Cl-) % 0.005 0.02 Phe% 0.01 0.10 Salicylic Acid % 0.02 0.10 4-Hydroxyisophthalic Acid(HIPA) ppm 500 / Insolubles in Metha ppm 50 / Potassium(K+) ppm 5 / Sodium (Na+) ppm 5 / Iron (Fe) ppm 5 / Ca2++Mg2+ppm 5 /
4-Amino-3-hydroxybenzoic acid Cas No:2374-03-0 Purity:98%+ Molecular Formula:C7H7NO3 Molecular Weight:153.14 Melting point:211-215 �°C(lit.) Boiling point:385.7�±37.0 �°C(Predicted) Hazard Class:Non-dangerous Usage:Pharmaceutical Intermediates Package:1kg,25kg,1t or on request Storage condition:Store in a cool ,dry area away from heat sources and protected from light Appearance:Brown solid
Melting point: 211-215 C (lit.) Boiling point: 385.7 + / - 37.0 C (Predicted) Density: 1.028 Storage conditions: Keepindarkplace, Sealedindry RTemperature Acidity coefficient (pKa) : 4.74±0.10(Predicted) Characteristics: CrystallinePowder Color: Yellow - browntobrown
Stearic Acid CAS No.: 57-11-4 Chemical Formula: C18H36O2 CH3(CH2)16COOH Molecular Weight: 284.48 Properties: Pure product is small pieces of wax crystals in white with slightly luster Application: Mainly used in producing stearate; Sodium stearate; Magnesium stearate; Calcium stearate; Lead stearate; Aluminum stearate; Cadmium stearate; Ferric stearate; Potassium stearate. Also widely used in the raw materials such as plastic cold plasticizer; Stabilizer; Surfactant; Stripping punishment; Rubber vulcanization accelerator; Medical relief agent, polishing paste, metal mineral flotation agent, high melting point grease, waterproofing agents and the production of cosmetics cream. Besides, also be used as oil-soluble paint solvents, crayons transfer lubricant, wax Polish, stearic acid glyceride emulsifier, etc.
Stearic Acid CAS No.: 57-11-4 Chemical Formula: C18H36O2 CH3(CH2)16COOH Molecular Weight: 284.48 Properties: Pure product is small pieces of wax crystals in white with slightly luster Application: Mainly used in producing stearate; Sodium stearate; Magnesium stearate; Calcium stearate; Lead stearate; Aluminum stearate; Cadmium stearate; Ferric stearate; Potassium stearate. Also widely used in the raw materials such as plastic cold plasticizer; Stabilizer; Surfactant; Stripping punishment; Rubber vulcanization accelerator; Medical relief agent, polishing paste, metal mineral flotation agent, high melting point grease, waterproofing agents and the production of cosmetics cream. Besides, also be used as oil-soluble paint solvents, crayons transfer lubricant, wax Polish, stearic acid glyceride emulsifier, etc.
Phosphoric Acid, E338, CAS no.7664-38-2, a mineral acid, colorless, transparent syrupy liquid. Phosphoric Acid is an acidity regulator and nutrition agent for yeast food, and it applied to flavors, canned food and light drinks as well as used in wine making. As an experienced Phosphoric Acid manufacturer and supplier, we has been supplying and exporting Phosphoric Acid for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Phosphoric Acid Specification NO. Specifications Phosphoric Acid Industrial Grade Phosphoric Acid Food Grade 1 Appearance Colorless, transparent syrupy liquid or in very light color 2 Colour 30 20 3 Assay (as H3PO4 )% 85.0 85.0 4 Chloride(as Cl- )% 0.0005 0.0005 5 Sulphats(asSO42- )% 0.005 0.003 6 Iron (Fe)% 0.002 0.001 7 Arsenic (As)% 0.005 0.0001 8 Heavy metals,as Pb% 0.001 0.001 9 Oxidable matter (asH3PO4)% 0.012 10 Fluoride,as F% 0.001
ButylParaben, E209, CAS no.94-26-8, food and cosmetic antioxidant/preservative, manufacturing process via chemical synthesis, 4-hydroxybenzoic acid (Paraben) and 1-butanol as raw materials. ButylParaben used as an antifungal agent in food active against molds and yeasts, and less active against bacteria. Butylparaben is in the paraben family (Ethylparaben, Methylparaben Propylparaben) of preservatives used by the food, pharmaceutical, and personal care product industries. As an experienced ButylParaben manufacturer and supplier, we has been supplying and exporting ButylParaben for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. ButylParaben powder Specification ITEM SPECIFICATIONS Preperty: White crystalline powder Content %: 99.0 Melting Point C: 67-72 Loss in dry,% 0.5 Acid degree: qualified Sulfate (counted by SO42-),% 0.024 4-Hydroxybenzoic acid and Salicylic acid Qualified AS,%: 0.0003 Heavy metal (count by Pb),%: 0.001 Remain in burning % 0.1
Phosphoric Acid Molecular Formula : H 3 PO 4 Molecular Weight : 97.99 Specification : Industry Grade GB2091 1992 or according to customer's demand Food Grade GB3149 2004 FCC or according to customer's demand Usage : Used as cleaner for printed circuit , acidic flavoring for food, nutriment for yeast, also for use of producing different phosphates. Package: 20L, 200L plastic drums, iron + plastic drums, tanks or according to customer's demand.