中华棒球比分直播 www.qowso.com.cn Detail

Chromium Nitrate

Product name: Chromium(Ⅲ)nitrate,nonahydrate
Molecular formula: Cr(NO3)3·9H2O
Molecular weight: 400.15
CAS NO: 7789-02-8
HS CODE: 28342980
UN NO.: 2720   5.1 type oxidizing agent
Properties:
Chromium(Ⅲ)nitrate,nonahydrate is purple red crystal. It breaks down if heated to 125.5℃. Melting point is 60℃. Easily soluble in water, soluble in ethyl alcohol, acetone and inorganic acids.

Uses:

In preparing chrome-containing catalysts, as mordant in printing and dyeing industry, and etc.
Technical parameters

Main indicators

Unit

Catalyst grade

Industrial grade

Assay Cr(NO3)3·9H2O%

%≥

98.0

98.0

Water insoluble matter

%≤

0.02

0.1

Chloride(Cl)

%≤

0.01

0.05

Sulfate  (SO4)

%≤

0.02

0.05

Aluminum (Al)

%≤

0.05

---

Calcium (Ca)

%≤

0.01

---

Iron (Fe)

%≤

0.01

---

Potassium (K)

%≤

0.1

---

Sodium (Na)

%≤

0.1

---

Appearance

 

Purple red crystal

Purple red crystal

 

Packing: woven bag or plastic-plastic composite bag lined with plastic bag, net weight is 25/50kg (or according to customer's requirements).





{ganrao} 棒球比分一般是多少 工商管理研究生考试科目 求东北麻将玩法及技巧 琼崖海南麻将快速胡牌 海南飞鱼 百搭麻将翻牌什么意思 排列3开奖直播 混合过关 nba今天比赛比分 打杭州麻将必胜绝技 东方六加一开奖号码查询 最好的股票配资平台 排球比分直播章鱼直播 重庆百变王牌6中5 江西快3 qq麻将外挂免费