Magnesium oxide

半岛bd体育手机客户端 说明

分析说明

Identity: passes test
Assay (complexometric): ≥ 97 %
Appearance of solution: passes test
Substances soluble in water: ≤ 0.4 %
Substances insoluble in hydrochloric acid: ≤ 0.02 %
Substances precipitated by ammonia: ≤ 0.02 %
Carbonate (as CO?): ≤ 1.5 %
Chloride (Cl): ≤ 0.01 %
Nitrate (NO?): ≤ 0.005 %
Sulfate (SO?): ≤ 0.001 %
Sulfate and sulphite (as SO?): ≤ 0.02 %
Total nitrogen (N): ≤ 0.002 %
Heavy metals (as Pb): ≤ 0.003 %
As (Arsenic): ≤ 0.0001 %
Ca (Calcium): ≤ 0.05 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.005 %
K (Potassium): ≤ 0.005 %
Mn (Manganese): ≤ 0.0005 %
Na (Sodium): ≤ 0.25 %
Pb (Lead): ≤ 0.001 %
Zn (Zinc): ≤ 0.0005 %
Barium and Strontium (as Ba): ≤ 0.005 %
Loss on ignition (1000?°C): ≤ 2.0 %
Conforms to ACS

法律信息

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

基本信息

经验(实验)分子式	MgO
分子量	40.30
MDL编号	MFCD00011109
EC索引号	215-171-9

半岛bd体育手机客户端 性质

质量水平	300
等级	ACS reagent
测定	≥97% (complexometric)
形式	solid
pH值(酸碱度)	10.3 (20 ℃ in H2O, saturated solution)
bp	3600 ℃/1000 hPa
mp	2800 ℃
密度	3.58 g/cm3at 25 ℃
堆积密度	100 kg/m3
痕量阴离子	carbonate (CO32-): ≤1.5% chloride (Cl-): ≤0.01% nitrate (NO3-): ≤0.005% sulfate (SO42-): ≤0.001% sulfate, sulfite (as SO42-): ≤0.02%
痕量阳离子	As: ≤ 0.0001% Ba + Sr (as Ba): ≤ 0.005% Ca: ≤ 0.05% Cu: ≤ 0.001% Fe: ≤ 0.005% K: ≤ 0.005% Mn: ≤ 0.0005% N: ≤ 0.002% Na: ≤ 0.25% Pb: ≤ 0.001% Zn: ≤ 0.0005% heavy metals (as Pb): ≤ 0.003%
储存温度	no temp limit
InChI	1S/Mg.O
InChI key	CPLXHLVBOLITMK-UHFFFAOYSA-N

安全信息

储存分类代码	11 - Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable