CP Grade & NF13 Grade Packing 25kg Kraft Paper Bag Cas No.139-05-9 Color & Appearances:white crystalline flakes or needles Purity:98.5%-101% PH:5.5-7.5 Loss on Drying:15.5% max Arsenic:1ppm max Selenium:30ppm max Heavy Metals(Pb):10ppm max Sulphate(SO4):500ppm max Cyclohexlamine:25ppm max Dicyclohexylamine:1ppm max Aniline:1ppm max Transparance:95% min
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