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
安顺市| 大荔县| 太仆寺旗| 邹平县| 武夷山市| 抚远县| 万盛区| 库车县| 鲁山县| 米林县| 任丘市| 新郑市| 定西市| 和硕县| 图片| 邯郸市| 沁水县| 兴安盟| 永安市| 丹江口市| 天等县| 万源市| 通城县| 红安县| 洮南市| 保定市| 江孜县| 安福县| 安新县| 惠水县| 揭东县| 万全县| 定安县| 宿松县| 宜宾县| 乐清市| 潼关县| 宁城县| 云安县| 安新县| 寿阳县|