亚洲精品久久久久无码AV片软件,久久久久一区二区三区,男男做爰猛烈高潮在线观看,全球AV集中精品导航福利

Current location: HomeProducts
p-Phenylenediamine sulfate

Product name: p-Phenylenediamine sulfate
English name: p-Phenylenediamine sulfate  1,4-benzenediamine sulfate
CAS: 16245-77-5
Molecular weight: 206.21
Molecular formula: C6H10N2O4S
Appearance: almost white crystal powder
Content: ≥99.5%
Packaging: 25kg/fiber can
To use: hair dye intermediate


Tel:+86-570-3039321 (Shen Chen) +86-570-3039361 (Xu Xiaoyu) +86-570-3039308 (Zhu Yunxiu)
Add:No. 18, Huayang Road, Quzhou New and High-tech Park, Zhejiang Province
E-mail:kyjx@kaiyuan-chemical.com Website:www.difou.top

Ruiyuan Chemical

Copyright(C)2022,Quzhou Ruiyuan Chemical Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle 31fabu Copyright Notice

Tel:+86-570-3039321 (Shen Chen)
+86-570-3039361 (Xu Xiaoyu)
+86-570-3039308 (Zhu Yunxiu)
Add:No. 18, Huayang Road, Quzhou New and High-tech Park, Zhejiang Province
E-mail:kyjx@kaiyuan-chemical.com
Website:www.difou.top

Ruiyuan Chemical

Copyright(C)2022,Quzhou Ruiyuan Chemical Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle 31fabu Copyright Notice