最近高清中文字幕一区二区-色偷偷噜噜噜亚洲男人的天堂-日本一在线观看中文字幕小视频-精品熟女少妇av久久免费软件

Welcome to Fujian Yongjing Technology Co., Ltd. the website!

Contact us

Add: 18#, Xin'An Road, Shaowu City, Fujian, China
International Trade Dept.
Tel: +86-599-6655932/6654968
Fax: +86-599-6654591
Home Trade Dept. 
Tel: +86-599-6654866/6654968
Fax: +86-599-6655755
High-purity Chemicals Dept.
Tel: +86-599-6655536/6654968
Fax: +86-599-6655755


Products

Reagent Grade Hydrofluoric Acid

Quality StandardGB620-2011

Molecular FormulaHF                             Molecular Weight20.01

Item

Index

G.R.

A.R.

C.P.

Hydrogen fluoride(HF)  w/%  ≥

40.0

40.0

40.0

Ignition Residue(sulfate) w/%   ≤

0.001

0.002

0.001

Chloride Content(Cl)  w/%   ≤

0.0005

0.001

0.005

Sulfate and Sulfite(SO4) w/%   ≤

0.001

0.002

0.005

Phosphate(PO4) w/%   ≤

0.0001

0.0002

0.0005

Fluorosilicate(SiF6) w/%  ≤

0.02

0.04

0.06

Fe  w/%  ≤

0.00005

0.0001

0.00005

Heavy metal(Pb) w/%  ≤

0.0001

0.0005

0.001

Properties
The product is a colorless and transparent soluble. It has a strongly pungent odor and a strong toxicity. It is very corrosive.
Application
The product is used in chemical industry,atomic energy industry chemical reagent and electronics cleaning.
Storage
The product should be stored in a storehouse with good ventilation.
Transport
It should be treated as Grade A inorganic acid corrosive goods during its transport. Avoid heating or getting wet in the rain. Slightly load and unload. Avoid striking.
Packing
The product is filled in a 25kg polythene plastic drum. Also fill it on consumer requests.

【Back】

Copyright(C)2017,Fujian Yongjing Technology Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

汤阴县| 建瓯市| 云和县| 白玉县| 朝阳县| 常宁市| 郎溪县| 万盛区| 乌兰浩特市| 梅河口市| 陈巴尔虎旗| 临猗县| 霍山县| 黎平县| 武山县| 承德县| 濉溪县| 南安市| 比如县| 凭祥市| 阳山县| 浦江县| 杨浦区| 搜索| 阜新市| 娱乐| 城固县| 大足县| 鄢陵县| 准格尔旗| 崇明县| 津南区| 沂水县| 秦皇岛市| 榆中县| 林甸县| 汶川县| 云霄县| 高陵县| 滦平县| 土默特右旗|