Methylparaben

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描述
Appearance White crystalline powder
Purity >= 99.0%
Melting point 125- 128
Residue on ignition =< 0.1%
Acidity (mg/g) 4.0- 7.0
Related substances =< 0.5%
Identification Conform
Clarity of solution Clear and transparent
Heavy metal (as Pb) =< 10 ppm
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搶先評價 “Methylparaben”