potassium hydroxide 90% KOH:90%min K2CO3:0.5% max Cl: 0.005% max SO4:0.002% max
potassium hydroxide 90% 95%
Specification
First/Second grade product
Total base content(As KOH) ≥ 95.0 / 90.0
Potassium content of ≤ 0.5 / 0.5
Chloride ≤ 0.005/ 0.005
Fe content ≤ 0.0005 / 0.0005
Sulfate content ≤ 0.005 / 0.005
Nitrate and nitrite content ≤ 0.0005 / 0.0005
Na content ≤ 0.8 / 0.8
PO4 content ≤ 0.005 / 0.005
Silicate content ≤ 0.01 / 0.01
Al content ≤ 0.002 / 0.002
Ca content ≤ 0.005 / 0.005
Ni content ≤ 0.0005 / 0.0005
Pb content ≤ 0.002 / 0.002
Note: sodium content can be controlled as the user’s required
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