色戒 未删减完整版|斯巴达克斯第一季未删减在线观看完整版迅雷|亚洲综合电影|电视剧重来在线观看完整版免费,黑血特工电视剧全集在线观看 ,午夜影院黄,电影失乐园未删减完整版下载

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