Medicine Skin Care Products C3h6o3 Lactic Acid Liquid Remove Dead Skin Cell

identification test water solution is acidic, lactate presents positive
reaction
lactic acid content,w/% 95.0-105.0 of marked value
L-content of lactic acid in the total lactic acid, w/% ≥98.0
Ignition residue,w/% ≤0.01
Chloride(calculated as C1),w/% ≤0.001
Sulfate(calculated as SO4),w/% ≤0.001
Iron salt(calculated as Fe),w/% ≤0.0001
Cyanide, mg/kg ≤1.0
Citric acid, oxalic acid, phosphoric acid, tartaric acid passed the
experiment
reducing sugar passed the experiment
Readily carbonizable substance passed the experiment
Lead(Pb), mg/kg ≤0.5
Arsenic(As),mg/kg ≤1.0
Chroma,APHA ≤10
Heating chroma(180oc 2hs),APHA ≤10
Mercury(Hg),mg/kg ≤1
volatile fatty acids passed the experiment
methanol, w/% ≤0.20
Heavy metal(calculated as Pb),mg/kg ≤5
Ether insolubles passed the experiment
Calcium salt, mg/kg ≤1
Density(20oc), g/ml 1.200-1.220

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