日韩 一区 在线,色香欲天天影视综合网,性欧美丰满熟妇XXXX性久久久,午夜视频国产在线观看

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

High-purity ammonium fluoride solution for industrial purpose

Executive standard: GB/T 30901-2014

Item

Index

UP-S

UP-SS

ammonium fluoride w/% ≤

40.0±1.0

40.0±1.0

ammonium fluosilicate[as (NH4)2Si F6]w/ (mg/kg) ≤

10

10

Hazen ≤

10

10

PH (10g/L solution, 25℃) ≤

6.0-7.5

6.0-7.5

chloride (as Cl)  w/ (mg/kg) ≤

3

0.2

nitrate (as NO3) w/ (mg/kg) ≤

3

0.1

phosphate (as PO4)w/ (mg/kg)≤

1

0.1

sulfate (as SO4)  w/ (mg/kg)≤

3

0.2

alumnium (Al)w/ (μg/kg) ≤

1

0.1

arsenic (As)w/ (μg/kg) ≤

1

0.1

boron (B)w/ (μg/kg)  ≤

1

0.1

barium (Ba)w/ (μg/kg) ≤

1

0.1

calcium (Ca)w/ (μg/kg) ≤

1

0.1

cadmium (Cd)w/ (μg/kg) ≤

1

0.1

chromium (Cr)w/ (μg/kg) ≤

1

0.1

copper (Cu)w/ (μg/kg) ≤

1

0.1

iron (Fe)w/ (μg/kg)≤

1

0.1

potassium (K)w/ (μg/kg)≤

1

0.1

lithium (Li)w/ (μg/kg)  ≤

1

0.1

magnesium (Mg)w/ (μg/kg) ≤

1

0.1

manganese (Mn)w/ (μg/kg) ≤

1

0.1

sodium (Na)w/ (μg/kg) ≤

1

0.1

nickel (Ni)w/ (μg/kg) ≤

1

0.1

lead (Pb)w/ (μg/kg) ≤

1

0.1

titanium (Ti)w/ (μg/kg) ≤

1

0.1

antimony (Sb)w/ (μg/kg) ≤

1

0.1

tin (Sn)w/ (μg/kg) ≤

1

0.1

zinc (Zn)w/ (μg/kg) ≤

1

0.1

particle

(≥0.5μm)/ (/mL) ≤

10

-

(≥0.2μm)/ (/mL) ≤

-

10

【Back】

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

久久99久久99小草精品免视看| 国产欧美精品区一区二区三区| 国产日韩精品欧美一区色| 国产精品久久久久久精| 一路向北高清完整版免费观看| 天天爽夜夜爽人人爽| 果冻传媒免费观看4399| 少妇荡乳情欲办公室456视频| 国产精品久久久久影院| 久久精品国产亚洲AV香蕉| 91精品久久久久久中文字幕| 内射人妻中文字幕| 国产日皮视频| 亚洲VA成无码人在线观看天堂| 国产精品九九久久精品| 久久午夜福利电影| 久久精品成人免费国产片| 亚洲中文字幕最新2021芒果| 亚洲VA中文字幕无码毛片| 玄女心经在线观看免费高清完整版| 欧美日韩欧美亚洲| 色欲狠狠躁天天躁无码中文字幕| 成人伊人亚洲人综合网站| 少妇人妻偷人精品一区二区| 中国成熟妇女毛茸茸| 色人阁亚洲天堂| 青青草原综合久久大伊人精品| 日韩专区一区| 久久免费观看激情一级视频| 亚洲一区二区三区免费| 国产精品久久久久久九九| MD豆传媒一二三区进站口| 中文字幕亚洲欧美国产日韩| 国产精品乱码一区二区三区| 火车上荫蒂添的好舒服视频| ...91久久精品一区二区三区| 久久精品女人毛片国产| 亚洲欧美国产日韩在线观看| 挺进大幂幂的滋润花苞御女天下| 欧美精品V国产精品V日韩精品| 成人国产一区二区三区|