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。