Metaphosphoric Acid; Vitreous Sodium Acid Metaphosphate
This reagent contains sodium metaphosphate, as a stabilizer, in a greater proportion than that corresponding to the empirical formula NaH(PO3)2.
CAS # |
37267-86-0 |
Safety Information |
|
Health Hazard |
3 |
Fire Hazard |
0 |
Reactivity |
2 |
Test |
Specification |
Assay (HPO3) | 33.5-36.5% |
Stabilizer (NaPO3) | 57.0-63.0% |
MAXIMUM LIMITS | |
Chloride (Cl) | 0.001% |
Nitrate (NO3) | 0.001% |
Sulfate (SO4) | 0.005% |
Arsenic (As) | 1 ppm |
Heavy Metals (as Pb) | 0.005% |
Iron (Fe) | 0.005% |
Substances Redu |
Shipping Information |
Corrosive solid, acidic, inorganic, n.o.s. (metaphosphoric acid), 8, UN3260, PG III. Additional UPS-imposed hazardous material charge. |
UPS limit |
70 lb |
Storage Information |
MOISTURE SENSITIVE: Keep tightly closed. |
Chemical information and descriptions have been provided by Spectrum Chemicals.