Silicic acid

10279-57-9
Silicic acid

产品介绍９�/div>

产品说明

分析说明

Identity: passes test
Assay (gravimetric, SiO?, calc. on ignited substance): �� 99 %
Chloride (Cl): �� 0.05 %
Heavy metals (as Pb): �� 0.005 %
Fe (Iron): �� 0.03 %
With hydrofluoric acid non volatile matter (as sulfate, ignited basis): �� 1 %
Loss on ignition (1000?��C): 10 - 20 %
Particle size (Bulk density: 20 - 60 g/100 ml

基本信息

经验(实验)分子弎�/td>	O2Si �� xH2O
分子野�/td>	60.08 (anhydrous basis)
EC索引叶�/td>	231-545-4

产品性质

质量水平	200
测定	��99% SiO2basis (calculated on ignited on substance, gravimetric)
形式	solid
效能	>10000 mg/kg LD50, oral (Rat) >5000 mg/kg LD50, skin (Rabbit)
mp	1710 ℂ�/td>
溶解�?/td>	water: insoluble at 20 ℂ�/td>
密度	2-6 g/cm3at 20 ℂ�/td>
堆积密度	60?600 kg/m3
痕量阴离孏�/td>	chloride (Cl-): ��0.05%
痕量阳离孏�/td>	Fe: ��0.03% heavy metals (as Pb): ��0.005%
application(s)	sample preparation
储存温度	2-30ℂ�/td>

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	nwg
闪点(F)	Not applicable
闪点(C)	Not applicable