成人网站免费观看,99e久热只有精品8在线直播,亚洲综合无码明星蕉在线视频,亚洲精品一区二区三区中文字幕

SZSE：002741
Chemical Reagents
Ammonium dihydrogen phosphate?COA Report
  • CAS No.：7722-76-1
  • Molecular weight：115.03
  • Aliases：monoammonium phosphate
  • Molecular formula：(NH4)H2PO4
  • UN Code：3264
  • EC No.：231-764-5
  • HS-No：31054000
Information
Specification category：
Product No. Product name specifications
1.06125.010 Ammonium dihydrogen phosphate AR500g
1.06125.020 Ammonium dihydrogen phosphate CP500g
1.06125.030 Ammonium dihydrogen phosphate AR25kg
1.06125.070 Ammonium dihydrogen phosphate CP25kg
1.06125.070 Ammonium dihydrogen phosphate CP25kg
1.06125.080 Ammonium dihydrogen phosphate AR25kg
Characteristic： Appearance and properties:Colorless and odorless solid.
pH Value:3.8-4.4
Relative density (water=1):1.80 (20℃)
Melting point(℃):190
Concentration:Sterling
Solubility:Soluble in water, slightly soluble in alcohol, dissolved in acetone.
Technical indicators：
Item AP CP Ammonium dihydrogen phosphate assay(NH4H2PO4) ≥99.0% ≥ 98.5% pH value(50g/l solution,25℃) 4.0～4.5 4.0～4.5 Clarity test Qualified3# Qualified5# Insoluble matter in water ≤0.005% ≤0.01% Chloride (Cl) ≤0.0005% ≤0.001% Sulfur compounds (as SO4) ≤0.005% ≤0.01% Nitrate (NO3) ≤0.001% ≤0.002% Sodium (Na) ≤0.005% ≤0.01% Potassium (K) ≤0.005% ≤0.01% Iron (Fe) ≤0.001% ≤0.003% Arsenic (As) ≤0.0005% ≤0.002% Heavy metals (as Pb) ≤0.0005% ≤0.001%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
国产av福利第一精品| 成年在线网站免费观看无广告| 色欲av久久一区二区三区久| 欧美又粗又大xxxxbbbb疯狂| 污网站大全免费| 999精品色在线播放| 成人无号精品一区二区三区| 高清无码视频直接看| 亚洲精品成av人片天堂无码| 国产69精品久久久久人妻| 欧美激情精品久久久久久| 十八禁午夜私人在线影院| 黄页网站视频免费大全| 一区二区三区鲁丝不卡| 日本一二三区视频在线| 女人被男人爽到呻吟的视频| 国产野战无套av毛片| 国产真人无码作爱视频免费| 精品国产在天天线2019| 国产成本人片无码免费| 99热精品国自产拍天天拍| 99re6在线视频精品免费下载| 色妞色综合久久夜夜| 亚洲日本在线电影| 国产乱子伦农村叉叉叉| 久久午夜无码鲁丝片秋霞| 国产freexxxx性播放麻豆| 亚洲国产成人久久精品软件| 欧美精品亚洲精品日韩已满十八| 天天躁日日躁很很很躁| 国产人妻久久精品二区三区特黄| 日韩成人无码| 亚洲第一se情网站| 国产精品无码专区| 美女裸体十八禁免费网站| 自拍视频亚洲综合在线精品| 狠狠色色综合网站| 视频久re精品在线观看| 国内精品久久久久影院中文字幕| 亚洲国产精品久久久久秋霞1| 国产成人高清在线观看视频|