Anhydrous Citric Acid, Powder, USP belongs to a class of drugs known as urinary alkalinizers that are used to treat certain metabolic problems (acidosis) caused by kidney disease.
Characters | Unit | Specification |
---|---|---|
Appearance | white or almost white, crystalline powder or colourless crystals | |
Assay | % | 99,5 – 100,5 |
Identification | complies | |
Appearance of solution | complies | |
Colour of solution | complies | |
Clarity of solution | complies | |
Residue on ignition / Sulphated ash | % | max. 0,1 |
Sulphate | ppm | max. 150 |
Oxalic acid | ppm | max. 360 |
Readily carbonisable substances | complies | |
Heavy metals | ppm | max. 10 |
Water | % | max. 1,0 |
Total aerobic microbial count | absent in 1g | |
Total yeasts and moulds count | % | absent in 25g |
E.coli | cfu/g | absent in 1g |
Pseudomonas aeruginosa | cfu/g | absent in 1g |
Staphylococcus aureus | cfu/g | absent in 1g |
Salmonella | cfu/g | absent in 25g |
Shelf Life/Retest Date: Citric Acid Anhydrous can be kept for at least 2 years if stored under recommended conditions.
Storage/Shipping Conditions:
Pack Sizes: 5 Kg