Borax Tetra, Sodium Borate, Reagent, A.C.S.
(Sodium Tetraborate, Decahydrate) Na2B4O7 .10H2O FW. 381.37 CAS #1303-96-4 A.C.S. Specifications
| Assay |
|
99.5-105% |
| Calcium |
|
0.005% |
| Chloride |
|
0.001% |
| Insoluble Matter |
|
0.005% |
| Iron (Fe) |
|
5ppm |
| pH of 0.01M Solution @ 25°C |
|
9.15-9.20 |
| Other Heavy Metals (as Pb) |
|
0.001% |
| Phosphate (PO4 ) |
|
0.001% |
| Sulfate (S04) |
|
0.005% |