CASR |
: | 6381-92-6 |
Molecular Formula |
: | C10H14N2Na2O8.2H2O |
Molecular Weight |
: | 372.24 |
Specifications | |
---|---|
Appearance/Description: | White crystalline powder. |
Solubility: | Soluble in water, practically insoluble in ethanol (96%). |
Identification (By IR): | IR spectra of the sample should be concomitant with IR spectra of standard. |
Identification (By chemical test 1): | No precipitate should formed. |
Identification (By chemical test 2): | No precipitate should formed. |
Identification (By chemical test 3): | The red color should discharged, leaving a yellowish solution. |
Identification (By chemical test 4): | A dense white precipitate should formed. |
Appearance of Solution / Clarity and color of solution: | Solution should be clear and colorless. |
pH / Acidity: | 4.0 – 5.0 |
Impurity A (Nitrilotriacetic acid): | NMT 0.1% |
Calcium (Ca): | No precipitate should formed. |
Assay (on dried basis): | 99.0% – 101.0% |
Loss on drying at 150° for 6 Hr: | 8.7% – 11.4% |
Chelating capacity test: | Test solution with Solution 1 should be clear. Test solution with Solution 2 should be light blue and should not be any red. |
Chlorides: | NMT 0.004% |
Iron: | NMT 0.002% |
Total aerobic microbial count: | NMT 100 CFU/gm |
Total Yeast & mold count: | NMT 10 CFU/gm |
Escherichia coli: | should be Absent/gm |
Pseud. aeruginosa: | should be Absent/gm |
Staphylococcus aureus: | should be Absent/gm |
Bile-tolerant gram negative bacteria: | should be Absent/gm |
Salmonella: | should be Absent/10gm |
Bacterial endotoxins: | NMT 30 EU/gm |