TIANJIN JINHUITAIYA CHEMICAL REAGENTS CO.,LTD
天津金匯太亞化學(xué)試劑有限公司
Test Report of Product 檢驗(yàn)報(bào)告
品 名: 焦磷酸鈉,十水(Na4P2O7·10H2O) 規(guī)格: 分析純
Product: Sodium pyrophosphate decahydrate Specification : AR
標(biāo)準(zhǔn)依據(jù): HG/T 3—1288—80 批號(hào):
Standard: HG/T 3—1288—80 Batch No:
檢驗(yàn)項(xiàng)目
T e s t I t e m
|
檢驗(yàn)標(biāo)準(zhǔn)
T e s t S t a n d a r d
|
檢驗(yàn)結(jié)果
T e s t r e s u l t
|
性狀
(Characters)
|
無色透明或白色結(jié)晶
(Colourless or White crystal)
|
合格
(Conform)
|
含量
(Assay)
|
99.0%
|
99.2%
|
水溶液反應(yīng)
(Water solution reaction)
|
應(yīng)符合規(guī)定
(Comply with the standard)
|
合格
(Conform)
|
澄清度實(shí)驗(yàn)
(Appearance of solution)
|
應(yīng)符合規(guī)定
(Comply with the standard)
|
合格
(Conform)
|
水不溶物
(Water-insoluble)
|
0.005%
|
0.005%
|
氯化物
(Chloride)
|
0.001%
|
0.001%
|
硫酸鹽
(Sulphates)
|
0.025%
|
0.025%
|
磷酸鹽
(Phosphate)
|
0.3%
|
0.3%
|
鐵
(Iron)
|
0.001%
|
0.001%
|
砷
(Arsenic)
|
0.00005%
|
0.00005%
|
重金屬
(Heavy metal)
|
0.001%
|
0.001%
|
結(jié)論(Conclusion):符合分析純之規(guī)定(The above product complies with AR)
|