Hidroxido de potasio 90% koh

Potassium Hydroxide 90% flake
Item standard value（%） test value（%）
Koh ≥90.0 90.4
K2co3 ≤0.5 0.4
Cloride(cl) ≤0.005 0.004
Fe ≤0.0005 0.0001
Sulfate(so42-) ≤0.005 0.002
Nitrate & Nitrite(n) ≤0.0005 <0.0005
Na ≤0.8 0.4
Phosphate(po4) ≤0.005 <0.001
Silica(SiO3) ≤0.01 0.001
Al ≤0.002 <0.0003
Ca ≤0.005 0.0002
Ni ≤0.0005 0.0003
Heavy Metal(Pb) ≤0.002 <0.002
Appearance White Flake
Test standard hg/t3688-2000
Conclusion eligible

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