Detailed Product Description
Competitive products adipic acid
I:Adipic acid 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.
II: Specification data for reference
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 |
