成人中文字幕在线|中文字幕黄片免费电影|国产亚洲精品国产91|亚洲中文久久久久国产精品|久久京东热男人的天堂av|国产精品综合久久精品一区|久久亚洲中文字幕不卡一二区|日本一区二区三区视频免费观看

Chemical name: (2,5-dioxo-4-imidazolidinyl)urea
Molecular formula:C₄H₆N₄O₃
Molecular weight:158.12

Quality indexes
Appearance: white crystalline powder
Melting point:228~233^oC
Residue on ignition:≤0.1%

Uses
        good healer for skin wound
        used as cosmetic additive to heal skin hurts
        Dosage:0.5-2%

Packing
        net wt 25kg in PE bag lined cardboard drum
Storage
        Sealed, kept in dark, clean, cool and dry place.