Product Introduction:
Ascorbic Acid is provided by Zibo Hualong Pharmaceutical Co., Ltd,a major Antique & Reproduction Furniture supplier in Furniture & Furnishing wholesale industry in China.You can check out the specification of Ascorbic Acid below or get any optional result clicking into the following keywords Ascorbic Acid , Ascorbic Acid , BP2000/USP24 , Description , Features , Details , HUALONG and you can check the authentications and testimonials of Ascorbic Acid .
Description:
Commodity name: Ascorbic acid(vc)
Chemical formula: C6h8o6
Cas number:50-81-7
Physical&chemical:
Appearance: White crystals.
Odor: Odorless.
Solubility:33g/100g water.
Density:1.65 ;
Ph:3 for 5mg/l aqueous solution; 2 for 50mg/l aqueous solution. ％ volatiles by volume
@ 21c(70f)0 ; boiling point: Not applicable. Melting point:192c(378f)slightly decomposes.
Packing style: Net weight 25 kg bag inner double pp lining handling and storage: Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage. Isolate from any source of heat or ignition. Isolate from incompatible substances. Containers of this material may be hazardous when empty since they retain product residues(dust, solids); observe all warnings and precautions listed for the product.
Shelf life: Two years
Specifications:
Characteristics: White crystals or crystalline powder
Identification: Positive
Clarity of solution: Clear
Color of solution: By7 min
Melting point(c)191--192
Assay(％)99.0-100.5
Acidity(ph)2.2-2.5
Residue on ignition(％)0.1 min
Specific rotation: +20.5--+ 21.5
Heavy metals(％)0.0003 min
Oxalic acid(％)0.2 min
Copper(％)0.0005 min
Iron(％)0.0002 min
Organic volatile impurities: Meets usp 23 stipulation
