Detailed Product Description
Competitive products adipic acid
The products are mainly used in nylon 66 fiber, nylon 66 resin, polyurethane, plasticizers industry, can also be used for medicine, food additives, yeast purification, leather tanning, a synthetic fat, spices, blowing agents, pesticides, adhesive and wear-resistant rubber and other fields.
Adipic acid to implement People's Republic of China Petroleum and Chemical Industry Standard SH/T1499.1-1997.
item | qualitative index | test results | test method | ||
Excellent grade | level products | qualified products | |||
Appearance | White crystalline powder | White crystalline powder | visual | ||
Content% (m / m) | ≥99.70 | ≥99.70 | ≥99.50 | 99.81 | Q/SY166-2007 |
Melting point | ≥151.5 | ≥151.5 | ≥151.0 | 153.1 | GB/T617-2006 |
Ammonia solution color (platinum cobalt - Color) | ≤5 | ≤5 | ≤5 | 1 | SH/T 1499.3-1997 |
Moisture% (m / m) | ≤0.20 | ≤0.27 | ≤0.40 | 0.19 | GB/T 6283-2008 |
Ash (mg / kg) | ≤0.8 | ≤1.0 | ≤2.0 | 0.1 | SH/T 1499.5-1997 |
Iron content (mg / kg) | ≤0.8 | ≤1.0 | ≤2.0 | 0.1 | SH/T 1499.5-1997 |
Nitrate content (mg / kg) | ≤6.0 | ≤10.0 | ≤10.0 | 0.8 | SH/T 1499.7-1997 |
