久久99精品久久久久久hb亚瑟-免费看无码毛视频成片-99热这里只有精品免费播放-亚洲精品少妇高清30p-国产午夜福利精品久久2021

SZSE:002741
Chemical Reagents
Diammonium hydrogen phosphate? COA Report
  • CAS No.: 7783-28-0
  • Molecular weight:132.05
  • Aliases:Diammonium phosphate
  • Molecular formula:H9N2O4P
  • EC No.:231-987-8
  • HS-No:31053000
Information
Specification category:
Product No. Product name specifications
1.06126.010 Diammonium hydrogen phosphate AR500g
1.06126.020 Diammonium hydrogen phosphate CP500g
1.06126.030 Diammonium hydrogen phosphate AR25kg
1.06126.040 Diammonium hydrogen phosphate CP25kg
1.06126.050 Diammonium hydrogen phosphate Spec25kg
1.06126.080 Diammonium hydrogen phosphate AR25kg
Characteristic: Appearance and properties:Slightly spicy white solid
pH Value:7.8-8.5
Relative density (water=1):1.62 (20℃)
Melting point(℃):155℃
Concentration:Sterling
Solubiity:Soluble in water, dissolved in alcohol, acetone, ammonia
Technical indicators:
Item AP CP Assay[(NH4)2HPO4] ≥99.0% ≥98.0% pH value(50g/l solution,25 ℃) 7.8~8.2 7.8~8.2 Clarity test Qualified3# Qualified5# Insoluble matter in water ≤0.005% ≤0.01% Chloride (Cl) ≤0.0005% ≤0.004% Sulfur compounds (as SO4) ≤0.005% ≤0.01% Nitrate (NO3) ≤0.0005% ≤0.001% Sodium (Na) ≤0.01% ≤0.02% Potassium (K) ≤0.005% ≤0.01% Iron (Fe) ≤0.0005% ≤0.002% 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
主站蜘蛛池模板: 国精产品一区二区三区 | 国产97在线 | 亚洲| 亚洲乱亚洲乱妇在线| 国产无线乱码一区二三区| 无码男男作爱g片在线观看| 成年美女黄网站18禁免费| 美女av一区二区三区| 亚洲欧美色一区二区三区| 色一情一乱一伦麻豆| 97人妻无码专区| 一本一道人人妻人人妻αv| 国产成人亚洲精品无码mp4| 亚洲码欧美码一区二区三区| 国内精品久久久久久久97牛牛| 人妻夜夜爽天天爽三区麻豆av网站| 欧美艳星nikki激情办公室| 久久av无码精品人妻系列果冻| 国产午夜福利亚洲第一 | 老熟女激烈的高潮| 永久天堂网av手机版| 免费人成网站在线观看欧美| 久久久久影院美女国产主播| 久久婷婷综合缴情亚洲狠狠_| 中文字幕亚洲综合小综合在线| 久久99国产综合精品| 久欠精品国国产99国产精2021| 成在人线av无码免费高潮水| 国产乱子伦午夜精品视频| 在线看片免费人成视频福利| 精品人妻无码视频中文字幕一区二区三区 | 成人天堂资源www在线| 国产av午夜精品一区二区入口| 亚洲一区二区三区国产精品无码 | 一本久久知道综合久久| 久久视频在线视频| 少妇爽滑高潮几次| 中文字字幕人妻中文| 亚洲另类欧美综合久久| 成人美女黄网站色大免费的| 欧美日本免费一区二区三区| 性生交大全免费看|