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10555-76-7 Sodium metaborate tetrahydrate Sodium metaborate 2H2O
Product Name: | Sodium metaborate tetrahydrate |
Synonyms: | SODIUM METABORATE 4H2O;SODIUM METABORATE, HYDROUS;SODIUM METABORATE TETRAHYDRATE;SODIUM BORATE, TETRAHYDRATE;SODIUM METABORATE-4-HYDRATE;SodiumMetaborate(Tetra);SODIUM METABORATE 2H2O;Sodium metaborate tetrahydrate, extra pure, 98.5% |
CAS: | 10555-76-7 |
MF: | BH8NaO6 |
MW: | 137.86 |
EINECS: | 231-891-6 |
Product Categories: | Materials Science;Metal and Ceramic Science;Salts;Sodium Salts |
Mol File: | 10555-76-7.mol |
Item |
Standard |
Test Results |
Identification |
A.H-NMR:Comply with the structure |
Complies |
B.LC-MS:Comply with the structure |
Complies |
|
C.The IR spectrum of sample should be identical with that of reference standard; |
Complies |
|
D.HPLC-ESI-MS |
Complies |
|
Crystallinity |
meets the requirements. |
Complies |
Loss on drying |
≤2.0% |
0.19% |
Heavy metals |
≤10 ppm |
<10ppm |
Water |
≤1.0% |
0.1% |
Sulphated ash |
≤0.5%, determined on 1.0 g. |
0.009% |
Related substances |
Unspecified impurities: for each impurity ≤0.10% |
<0.10% |
Total Impurity ≤0.5% |
0.18% |
|
Purity |
≥99.0% |
99.7% |
Assay |
99.0%~101.0% (anhydrous substance). |
99.8% |
Storage |
Preserve in well-closed, light-resistant and airtight containers. |
Complies |
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