理化性质分子式C6H5Na3O7·2H2O结构式 分子量294.10性状描述无色晶体或白色结晶性粉末。无臭,有清凉咸辣味。常温及空气中稳定,在湿空气中微有潮解性,在热空气中有风化性。加热至150℃失去结晶水。溶于水(1g/1.5ml,25℃)。不溶于乙醇。5%水溶液的pH值为7.6~8.6。另有无水物及五水物,不常用。
包装说明:25kg编织袋或者牛皮纸
可出口(价格电议)或内销。
资质证件:QS、三证、SGS第三方检验报告、内检报告
质量报告如下:
Analysis |
STANDARD |
RESULTS |
Content(Sodium citrate)/% ≥ |
99.0 |
99.5 |
Transmittance/% ≥ |
95.0 |
97 |
Loss on drying /% ≤ |
11.0~13.0 |
11.9 |
Acidity and Alkalinity/% |
PASS |
PASS |
Sulphate /% ≤ |
0.03 |
<0.03 |
Heavy metals(as Pb)/% ≤ |
0.0005 |
<0.0005 |
Arsenic(as As)/% ≤ |
0.0001 |
<0.0001 |
Oxalate(as H2C2O4)/% ≤ |
0.05 |
<0.05 |
Ferric salt /% ≤ |
0.001 |
<0.001 |
Chloride /% ≤ |
0.01 |
<0.01 |
Calcium salt /% ≤ |
0.02 |
<0.02 |
Easy carbonify substance /%≤ |
1.0 |
<1.0 |
Insoluble matter /% |
PASS |
PASS |
Conclusion |
Conforms to the standard:GB6782-2009 |