Potassium disulfate (Potassium pyrosulfate)

7790-62-7
Potassium disulfate (Potassium pyrosulfate)
Potassium pyrosulfate

产品介绍９�/div>

产品说明

联系

Replaces: PX1581; PX1581-1; PX1581-3; PX1581-20; PX1581-5W; PX1581-5

分析说明

Assay (acidimetric, as K?S?O?): 97.5 - 100.0 %
Acidity (as H?SO?): 37.5 - 38.6 %
Insoluble and by ammoniumhydroxide precipitated matter: �� 0.01 %
Chloride (Cl): �� 0.0005 %
Phosphate (PO?): �� 0.001 %
Total nitrogen (N): �� 0.002 %
Heavy metals (as Pb): �� 0.001 %
Al (Aluminium): �� 0.001 %
As (Arsenic): �� 0.0005 %
Ca (Calcium): �� 0.002 %
Fe (Iron): �� 0.0005 %
Mg (Magnesium): �� 0.0005 %
Na (Sodium): �� 0.01 %
Water (H?O): �� 2.5 %
Conforms ACS.

法律信息

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

基本信息

经验(实验)分子弎�/td>	K2O7S2
分子野�/td>	254.32
MDL编号	MFCD00011385
EC索引叶�/td>	232-216-8

产品性质

质量水平	300
等级	ACS reagent
测定	97.5-100.0% (K2S2O7basis, acidimetric)
形式	solid
pH�?酸碱�?	0.8 (20 �? 50 g/L in H2O)
mp	325 ℂ�/td>
堆积密度	830 kg/m3
痕量阴离孏�/td>	chloride (Cl-): ��0.0005% phosphate (PO43-): ��0.001%
痕量阳离孏�/td>	Al: �� 0.001% As: �� 0.0005% Ca: �� 0.002% Fe: �� 0.0005% Mg: �� 0.0005% N: �� 0.002% Na: �� 0.01% heavy metals (as Pb): �� 0.001%
储存温度	no temp limit
InChI	1S/2K.H2O7S2/c;;1-8(2,3)7-9(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2
InChI key	KAQHZJVQFBJKCK-UHFFFAOYSA-L

安全信息

象形国�/td>
警示用语９�/td>	Danger
危险声明	H314 - H330
预防措施声明	P260 - P271 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
危险分类	Acute Tox. 2 Inhalation - Eye Dam. 1 - Skin Corr. 1A
储存分类代码	6.1B - Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK	WGK 3