Sodium Thiosulfate Pentahydrate

10102-17-7
Sodium Thiosulfate Pentahydrate
Antichlor

产品介绍９�/div>

产品说明

联系

Replaces: SX0815-1; SX0815

分析说明

Assay (iodometric): 99.5 - 101.0 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: �� 0.005 %
pH-value (5 %; water, 25 ��C): 6.0 - 7.5
pH-value (10?%; water): 6.0 - 7.5
Chloride (Cl): �� 0.008 %
Sulfate and sulphite (as SO?): �� 0.1 %
Sulfide (S): passes test
Heavy metals (as Pb): �� 0.001 %
Total nitrogen (N): �� 0.002 %
Ca (Calcium): �� 0.002 %
Cu (Copper): �� 0.0005 %
Fe (Iron): �� 0.0005 %
K (Potassium): �� 0.001 %
Mg (Magnesium): �� 0.001 %
Pb (Lead): �� 0.0005 %
Corresponds to ACS, ISO, Reag. Ph Eur

法律信息

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

基本信息

经验(实验)分子弎�/td>	Na2O3S2�� 5H2O
分子野�/td>	248.18
MDL编号	MFCD00149186
EC索引叶�/td>	231-867-5

产品性质

质量水平	300
等级	ACS reagent
机构	reag. ISO reag. Ph. Eur.
测定	99.5-101.0% (iodometric)
形式	solid
效能	>5000 mg/kg LD50, oral (Rat)
pH�?酸碱�?	6.0-7.5 (20 �? 100 g/L in H2O)
mp	48 ℂ�/td>
密度	1.74 g/cm3at 20 ℂ�/td>
堆积密度	1000 kg/m3
痕量阴离孏�/td>	chloride (Cl-): ��0.008% sulfate, sulfite (as SO42-): ��0.1% sulfide (S2-): passes test
痕量阳离孏�/td>	Ca: �� 0.002% Cu: �� 0.0005% Fe: �� 0.0005% K: �� 0.001% Mg: �� 0.001% N: �� 0.002% Pb: �� 0.0005% heavy metals (as Pb): �� 0.001%
储存温度	2-30ℂ�/td>
InChI	1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2
InChI key	PODWXQQNRWNDGD-UHFFFAOYSA-L

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