disodium phosphate
Minimum Order: 0
Quality/Safety Certification: 0.00
disodium phosphate
1.anhydrous/12H2O
2.content:98%
3.tech grade /food grade
disodium phosphate
specification:
NO | INDEX | Na2HPO4 | Na2HPO4.12H2O | ||
TECH GRADE | FOOD GRADE | TECH GRADE | FOOD GRADE | ||
1 | Main contents%≥ | 98.0 | 98.0 | 97.0 | 97.0 |
2 | PH of 1% water solution%≤ | 8.5-10 | 8.5-10 | 8.8-9.2 | 8.8-9.2 |
3 | Sulfate, as SO4%≤ |
|
| 0.7 | 0.25 |
4 | Heavy metals as Pb%≤ |
| 0.001 |
| 0.001 |
5 | Arsenic, as As%≤ |
| 0.0003 |
| 0.0003 |
6 | Fluoride, as F%≤ |
| 0.005 |
| 0.005 |
7 | Water insoluble%≤ |
| 0.10 |
| 0.10 |
Application: Used as a fire-preventio agent for fabric, timber, and paper, also as water softening agent for boiler, food additive, buffering agent, solder, tanning agent, etc.
