在线丝袜美腿一区二区|亚洲欧美日韩高清动漫丝袜中文字幕|国产日韩欧美在视频一区二区|919191久久久

ProductsYour location : Products

Rongalite

Rongalite
Molecular formula: NaHSO2·CH2O·2H2O
Executive standard: HG/T2281-2006
Appearance: white bulk or powder
Packing:
1) iron drum package in seal with inner plastic film and net weight is 50kg
2)compound plastic woven bag with inner plastic film and net weight is 25kg or 50kg
Notes: the product should be stored in ventilated and dry warehouse
Uses: rubber synthetic activating agent and decolorizer and heavy metal antidote
Quality guaranteee period: 1 year

 

Item

index

main content(NaHSO2·CH2O·2H2O),% ≥

98.0

solubility

charity or light muddy

sulfide

no black is permitted

smell

no smell or light chives smell


[ Back ]

QR code
歡迎給我們留言 關(guān)閉
姓名:
電話:
E-mail:
內(nèi)容:
 
顯示在線留言