成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
+1 (818) 612-2111
Inquriy
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >Inorganic chemistry>Oxides and peroxides>non-metals oxides and peroxides>selenium dioxide
selenium dioxide
  • selenium dioxide

selenium dioxide

Price Get Latest Price
Package 25KG
Min. Order: 1KG
Supply Ability: 10000
Update Time: 2023-04-29

Product Details

Product Name: selenium dioxide CAS No.: 7446-08-4
Min. Order: 1KG Purity: 99%
Supply Ability: 10000 Release date: 2023/04/29
Product Nameselenium dioxide
 Model NoSIL107E
 Cas No.7446-08-4
 Assay98%
 Molecular StructuralArticle illustration
 Details:

selenium dioxide

Cas No: 7446-08-4
Molecular Weight: 110.96
Chemical Formula: SeO2
Appearance: White, glittering squared crystal
Content: 98%min.
Cu: 0.002% max.
Ni: 0.002% max
Co: 0.001% max.
S: 0.03% max.
Insoluble matter in water: 0.2%max.
Selenium Dioxide is prepared by oxidation of Selenium by burning in air, nitric acid or by reaction with Hydrogen Peroxide, but perhaps the most convenient preparation is by the dehydration of Selenous Acid.
Package: 25KG/fibre drum or iron drum, lined with plastic bag.


Company Profile Introduction

Silworld is a young, dynamic and Full-service supplier and distributor of speciality chemical products in plating intermediate for Ni,Cu,Zn ,medicine intermediate,fluoro chemical such as Perfluorinated surfactants, Hydrogen fluoride ether, Fluorotelomer, Fluorine monomer, fine chemical and representing quality manufacturers around the world. These strong and narrow partnerships with the producers , give the advantage to the customers, to get a very competitive prices, a short delivery time, the important and indispensable documents for his work, and at all events, a common business in the mutual respect and the transparency . Silworld continues to grow, to diversify and to serve as a sourcing specialist by developing relationships with producers around the world to other fields and answering the wishes of customers and their specific requests.

You may like

Recommended supplier

Product name Price   Suppliers Update time
$786.00/1Kg
VIP1Y
R&D Scientific Inc.
2024-10-04
$1.90/1KG
VIP4Y
Hebei Chuanghai Biotechnology Co,.LTD
2024-08-20
$0.00/25KG
VIP5Y
Hebei Mojin Biotechnology Co., Ltd
2023-09-22
$0.00/1kg
VIP5Y
Hebei Yanxi Chemical Co., Ltd.
2023-09-06
$28.00/1KG
Hong Kong Tiansheng New Material Trading Co., Ltd
2021-12-08
$10.00/1KG
VIP6Y
Hebei Weibang Biotechnology Co., Ltd
2021-08-04
$15.00/1KG
Zhuozhou Wenxi import and Export Co., Ltd
2021-06-26
$10.00/1KG
Shijiazhuang Erche Biotechnology Co., Ltd
2021-06-22
$100.00/1KG
Shanxi Naipu Import and Export Co.,Ltd
2020-12-31
$1.00/1KG
Xingtai Haoxun Import and Export Trade Co., Ltd.
2020-07-14
  • Since: 2012-01-10
  • Address: Room 310, Building 9, Baoan Shanshui Qintai, No.820 Qintai Avenue, Hanyang District, Wuhan
INQUIRY