2-Acrylamido-2-methylpropane sulfonic acid (15214-89-8)
Basic Information
1. Chemical Name: 2-Acrylamido-2-methylpropane sulfonic acid
2. Chinese Alias: AMPS; 2-Acrylamido-2-methylpropane sulfonic acid
3. English Name: 2-Acrylamido-2-methylpropane sulfonic acid
4. Molecular Formula: C7H13NO4S
5. Molecular Weight: 207.25
6. CAS Number: 15214-89-8
7. EINECS Number: 239-268-0
8. Appearance: White or off-white crystalline powder, hygroscopic
Technical Specifications
Type | Premium Grade | Fine Grade (Two-Step) | High Grade (One-Step) | First Grade
-------|----------------|---------------------|---------------------|------------
Appearance | White crystalline powder | White crystalline powder | White crystalline powder | White crystalline powder
Color (25% aqueous solution), cobalt-platinum number ≤ | 10 | 10 | 10 | 10
Purity, %(m/m) ≥ | 99.30 | 99.0 | 99.0 | 95.0
Moisture content, %(m/m) ≤ | 0.5 | 0.5 | 0.5 | 0.5
Melting point, ℃ ≥ | 185 | 185 | 185 | 185
Iron content, %(m/m) ≤ | 0.0005 | 0.0005 | 0.0005 | 0.0005
Acid value, mgKOH/g | 270-280 | 270-280 | 270-280 | 270-280
Non-volatile matter, %(m/m) ≥ | 99.00 | 99.00 | 99.00 | 99.00
(The above parameters are for reference; the specific values are according to the factory test report.)
Packaging: 25kg woven bag with plastic liner