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Perchloric acid (Electron grade)
Perchloric acid (Electron grade)
[7601-90-3] HClO4 FW 100.46
Technical grade:
Assay: 40-42%, 60-62%, 68-72%
Residue after ignition 0.003% |
Silicate and phosphate 0.0005% |
Chloride(Cl) 0.0005% |
Nitrogen compounds (as N) 0.0005% |
Sulfate(SO4) 0.001% |
Color (APHA) 10 max. |
Sodium(Na) 3 ppm max |
Potassium(K) 1 ppm max |
Chlorine(Cl) 0.0005% |
Chlorate(ClO3) 0.0001% |
Other metal 0.5ppm max
High purity grade:
Assay: 40-42%, 60-62%, 68-72%
Residue after ignition 0.003% |
Silicate and phosphate 0.0005% |
Chloride(Cl) 0.0001% |
Nitrogen compounds (as N) 0.0005% |
Sulfate(SO4) 0.0005% |
Color (APHA) 10 max. |
Sodium(Na) 150 ppb max |
Potassium(K) 50 ppb max |
Chlorine(Cl)0.0005% |
Chlorate(ClO3) 0.0001% |
other metal 50ppb max |
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