Other name : PTSA
CAS No. : 104-15-4
MF : C7H8O3S
EINECS No. : 203-180-0
HS No. : 2904100000
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Other name : PTSA
CAS No. : 104-15-4
MF : C7H8O3S
EINECS No. : 203-180-0
HS No. : 2904100000
Other name: PTSA
CAS No.: 104-15-4
MF: C7H8O3S
EINECS No.: 203-180-0
HS No.: 2904100000
Items | Technical | Pharma | Refine |
Appearance | White acicular crystals | White acicular crystals | White acicular crystals |
Total acidity(C7H8O3·H2O) | 93% | 95% | 97% |
Free acid(H2SO4) | 3.0%max | 2.0%max | 0.5%max |
Moisture | 4.0%max | 3.5%max | 2.5%max |
Fe++ppm | 50max | 30max | 15max |
Residue on ignition | / | 0.2%max | 0.2%max |
Melting point | / | / | / |