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Ammonium citrate dibasic

Cas:
3012-65-5
Molecular Structure:
MDL:
--MFCD00013068
Molecular Formula:
C6H14N2O7;HOC(CO2H)(CH2CO2NH4)2
Molecular Weight:
226.19
Alias:
二碱式柠檬酸铵 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:
无色细小结晶或白色颗粒。能溶于水,微溶于醇。
Quality Standard:
   
   HG/T 3-1465-82
项目Item                                          分析纯       化学纯
                                                   (AR)         (CP)
含量(C6H4O7N2)Assay,%                              ≥99.0       98.0
澄清度试验Clarity                                  合格         合格
水不溶物Insoluble matter in water,%                ≤0.005      0.01
灼烧残渣(以硫酸盐计)Ignition residue,%             ≤0.03       0.06
氯化物(Cl)Chloride,%                               ≤0.001      0.002
硫化合物(以SO4计)Sulfur compounds,%                ≤0.005      0.01
磷化合物(以PO4计)Phosphours compounds,%            ≤0.002      0.005
草酸盐(C2O4)Oxalate                                  合格        --
钙(Ca)Calcium,%                                    ≤0.005      0.02
铁(Fe)Iron,%                                       ≤0.0005     0.002
重金属(以Pb计)Heavy metals,%                       ≤0.0005     0.001

项目名称Item                                      ACS Grade
含量[((NH4)2HC6H5O7)]Assay                         98.0-103.0%
水不溶物Insoluble matter                           ≤0.005%
灼烧残渣Residue after ignition                     ≤0.005%
氯化物(Cl)Chloride(Cl)                             ≤0.0001%
重金属(以Pb计)Heavy metals(as Pb)                  ≤0.00005%
铁(Fe)Iron(Fe)                                     ≤0.00002%
草酸盐(C2O4)Oxalate                                Passes test
磷酸盐(PO4)Phosphate                               ≤5ppm
硫化合物(以SO4计)Sulfur compounds                  ≤0.005%

Storage:
密封保存。
用途  测定肥料中磷酸盐,防锈,增塑剂。
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