Item
Standard
Results
Appearance
Colorless or primrose yellow liquid
Qualified
Chroma
≤50APHA
25APHA
Assay
39.5-41%
40.98%
PH
≥12
13.2
Free ammonia
≤50PPM
30PPM
Free cyanide
≤10PPM
Not detected
Free formaldehyde
≤500PPM
Free alkali
≤5%
1.6%
(MIDA)
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