CERTIFICATE OF QUALITY
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Product:
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PEG 3350
Polyethylene glycol 3350
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|
Grade:
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High Purity Grade
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Lot:
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OG2103A
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Code:
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167228
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CAS-No:
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[25322-68-3]
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Mol. Formula:
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HO(C2H4O)nH
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Mol. Weight:
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~3350
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Packing:
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25Kg/Drum
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Item Specifications Results
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Purity
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≥99.0%
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99.2%
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pH value (100g/l, H2O, 20℃)
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4.0~7.0
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5.5
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Water [KF]
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≤1.0%
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0.5%
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Frdd ethylene oxide
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≤1ppm
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<1ppm
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Arsenical
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≤3ppm
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<3ppm
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Heavy Metals (Pb)
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≤5ppm
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<5ppm
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