少妇被猛男粗大的猛进出,亚洲 欧美 动漫 少妇 自拍,日韩免费视频,青春草在线视频免费观看

訂購電話:4001650900

Ammonium citrate dibasic

Cas:
3012-65-5
Molecular Structure:
MDL:
--MFCD00013068
Molecular Formula:
C6H14N2O7;HOC(CO2H)(CH2CO2NH4)2
Molecular Weight:
226.19
Alias:
二堿式檸檬酸銨 Citric acid ammonium salt Diammonium hydrogen citrate
Product order:
Name Specifications Packing Price Delivery
Ammonium citrate dibasic ACS 500g RMB 107.8 Consulting service
Ammonium citrate dibasic AR 500g RMB 85.8 Consulting service
Character:
無色細(xì)小結(jié)晶或白色顆粒。能溶于水,微溶于醇。
Quality Standard:
   
   HG/T 3-1465-82
項(xiàng)目Item                                          分析純       化學(xué)純
                                                   (AR)         (CP)
含量(C6H4O7N2)Assay,%                              ≥99.0       98.0
澄清度試驗(yàn)Clarity                                  合格         合格
水不溶物Insoluble matter in water,%                ≤0.005      0.01
灼燒殘?jiān)?以硫酸鹽計(jì))Ignition residue,%             ≤0.03       0.06
氯化物(Cl)Chloride,%                               ≤0.001      0.002
硫化合物(以SO4計(jì))Sulfur compounds,%                ≤0.005      0.01
磷化合物(以PO4計(jì))Phosphours compounds,%            ≤0.002      0.005
草酸鹽(C2O4)Oxalate                                  合格        --
鈣(Ca)Calcium,%                                    ≤0.005      0.02
鐵(Fe)Iron,%                                       ≤0.0005     0.002
重金屬(以Pb計(jì))Heavy metals,%                       ≤0.0005     0.001

項(xiàng)目名稱Item                                      ACS Grade
含量[((NH4)2HC6H5O7)]Assay                         98.0-103.0%
水不溶物Insoluble matter                           ≤0.005%
灼燒殘?jiān)黂esidue after ignition                     ≤0.005%
氯化物(Cl)Chloride(Cl)                             ≤0.0001%
重金屬(以Pb計(jì))Heavy metals(as Pb)                  ≤0.00005%
鐵(Fe)Iron(Fe)                                     ≤0.00002%
草酸鹽(C2O4)Oxalate                                Passes test
磷酸鹽(PO4)Phosphate                               ≤5ppm
硫化合物(以SO4計(jì))Sulfur compounds                  ≤0.005%

Storage:
密封保存。
用途  測定肥料中磷酸鹽,防銹,增塑劑。
Related Products
上海紫一試劑廠   ? 2025 All Rights Reserved      備案號(hào):滬ICP備19037119號(hào)-1     
網(wǎng)站地圖:
試劑CAS試劑分類試劑產(chǎn)品實(shí)驗(yàn)儀器耗材分類實(shí)驗(yàn)儀器耗材新聞資訊
   滬公網(wǎng)安備 31012002003055號(hào)