一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
+1 (818) 612-2111
RFQ
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
$10.00
Hebei Chuanghai Biotechnology Co., Ltd
2024-11-26
$786.00
VIP3Y
R&D Scientific Inc.
2024-10-04
$1.90
VIP5Y
Hebei Chuanghai Biotechnology Co,.LTD
2024-08-20
Hebei Yanxi Chemical Co., Ltd.
2023-09-06
$28.00
Hong Kong Tiansheng New Material Trading Co., Ltd
2021-12-08
$15.00
Zhuozhou Wenxi import and Export Co., Ltd
2021-06-26
$10.00
Shijiazhuang Erche Biotechnology Co., Ltd
2021-06-22
$100.00
Shanxi Naipu Import and Export Co.,Ltd
2020-12-31
$1.00
Xingtai Haoxun Import and Export Trade Co., Ltd.
2020-07-14
$8.80
VIP8Y
Career Henan Chemical Co
2019-07-12
  • Since: 2012-01-10
  • Address: Room 310, Building 9, Baoan Shanshui Qintai, No.820 Qintai Avenue, Hanyang District, Wuhan
INQUIRY
喀喇| 红原县| 昌图县| 简阳市| 青川县| 新干县| 临海市| 越西县| 临海市| 比如县| 云和县| 宁南县| 和龙市| 宁国市| 镇康县| 平果县| 安仁县| 乐亭县| 博野县| 桦甸市| 木兰县| 肇东市| 南京市| 武夷山市| 景宁| 怀柔区| 铜川市| 定安县| 从江县| 南漳县| 津市市| 连平县| 常宁市| 彝良县| 明水县| 聂拉木县| 合川市| 辽宁省| 甘洛县| 恩平市| 清水河县|