The domestic and foreign trade
of phosphorous chemical products
We win by quality
The domestic and foreign trade
of phosphorous chemical products
We win by quality
PRODUCTS
We are committed to making the company a fine phosphate production enterprise with "prominent main business, reasonable structure, advanced management science, advanced culture, friendly environment and harmonious atmosphere".
Phosphoric acid content≥: 75%
Application grade: technical grade
Executive standard: GB2091-2003
Color/appearance: Hazen
Quality grade: superior product
Specification: technical grade (85%, 80%, 75%): upon customer's request
Packing: 35kg;20L plastic drum; 200L plastic; upon customer's request
Uses: metal surface treatment agent, catalyst for organic reaction, etc.
Technical requirement:
1. Appearance: colorless transparent or yellowish viscous liquid
2. Technical phosphoric acid shall meet the following requirements (GB2091-2003)
| superior product | First-class product | Qualified product | superior product | First-class product | Qualified product | |
| Chroma/Hazen ≤ | 20 | 30 | 40 | 20 | 30 | 40 |
| Mass fraction of phosphoric acid (H3PO4), % ≥ | 85.0 | 85.0 | 85.0 | 75.0 | 75.0 | 75.0 |
| Mass fraction of chloride (Cl), % ≤ | 0.0005 | 0.0005 | 0.0005 | 0.0005 | 0.0005 | 0.0005 |
| Mass fraction of sulfate (SO4), % ≤ | 0.003 | 0.005 | 0.01 | 0.003 | 0.005 | 0.01 |
| Mass fraction of iron (Fe), % ≤ | 0.002 | 0.002 | 0.002 | 0.002 | 0.002 | 0.005 |
| Mass fraction of arsenic (As), % ≤ | 0.0001 | 0.005 | 0.01 | 0.0001 | 0.005 | 0.01 |
| Mass fraction of heavy metal (Pb), % ≤ | 0.001 | 0.001 | 0.05 | 0.001 | 0.001 | 0.05 |
