Citric Acid Anhydrous Powder CAS 77-92-9
Assay:99.5%-100.5%
CAS No.:77-92-9
Package:25kg/bag
Appearance:White Crystalline Powder
Supply Ability:1000 Metric Ton/Metric Tons per Month
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Citric Acid Anhydrous Powder CAS 77-92-9
Citric Acid Anhydrous Powder Product Description
Citric Acid Anhydrous Powder
Assay:99.5%-100.5%
CAS No.:77-92-9
Package:25kg/bag
Appearance:White Crystalline Powder
Supply Ability:1000 Metric Ton/Metric Tons per Month
At room temperature, citric acid anhydrous is a colorless translucent crystals or white granules or white crystalline powder, odorless, very sour taste, slight deliquescence in moist air. It can exist in the form of the anhydrate or monohydrate.
When heated to 175 ° C,it will decompose to produce carbon dioxide and water, the remaining white crystals. Citric acid is a strong organic acid, 3 H ionization; heating can be decomposed into a variety of products.
Citric Acid Anhydrous Powder Specifications
Item | Specification | |
Monohydrate | Anhydrous | |
Appearance | colorless or white crystal | colorless or white crystal |
Color of solution | 20% water solution clarify | 20% water solution clarify |
Assay | 99.5-100.5% | 99.5-100.5% |
Moisture | ≤ 9.0% | ≤0.20% |
Sulphated Ash | ≤ 0.05% | ≤0.05% |
Light Transmittance | ≥ 97% | ≥99.0% |
Sulphate | ≤ 150ppm | ≤30ppm |
Chloride | ≤ 5ppm | ≤5ppm |
Calcium | ≤ 20ppm | ≤20ppm |
Heavy metals | ≤ 1ppm | ≤1ppm |
Iron | ≤ 1ppm | ≤1ppm |
Oxalate | ≤ 20ppm | ≤20ppm |
Readily Carbonizable Substance | ≤ 1.0 | ≤1.0 |
Aluminium | ≤ 0.2ppm | ≤0.2ppm |
Arsenic | ≤ 0.1ppm | ≤0.1ppm |
Mercury | ≤ 0.1ppm | ≤0.1ppm |
Lead | ≤ 0.5ppm | ≤0.5ppm |
Endotoxin of Germ | ≤ 0.5 IU/mg | ≤0.5 IU/mg |
Tridodecylamine | ≤ 0.1ppm | ≤0.1ppm |
APHA(50%W/W) | ≤ 25 | ≤15 |
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