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等級
ACS reagent
品質等級
agency
reag. Ph. Eur.
蒸汽密度
<0.01 (vs air)
蒸汽壓力
<0.1 mmHg ( 20 °C)
產品線
EMSURE®
化驗
≥99.5% (complexometric)
99.0-100.5% dry basis (complexometric)
形狀
solid
雜質
≤0.005% Insoluble matter
損耗
48.0-52.0% loss on drying, 400 °C
pH值
5.0-8.0 (25 °C, 50 g/L in H2O)
溶解度
710 g/L
密度
1.68 g/cm3 at 20 °C
體積密度
900 kg/m3
負離子痕跡
chloride (Cl-): ≤0.0003%
nitrate (NO3-): ≤0.002%
正離子痕跡
As: ≤0.0002%
Ca: ≤0.005%
Cu: ≤0.0001%
Fe: ≤0.0001%
K: ≤0.001%
Mn: ≤0.0005%
N: ≤0.002%
NH4+: ≤0.002%
Na: ≤0.001%
Pb: ≤0.0001%
Sr: ≤0.005%
heavy metals: ≤0.0005%
儲存溫度
2-30°C
SMILES 字串
O.O.O.O.O.O.O.[Mg++].[O-]S([O-])(=O)=O
InChI
1S/Mg.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2
InChI 密鑰
WRUGWIBCXHJTDG-UHFFFAOYSA-L
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應用
- Bioflocculant produced by Bacillus velezensis and its potential application in brewery wastewater treatment.: This research explores the application of a bioflocculant produced by Bacillus velezensis, with magnesium sulfate heptahydrate as a potential flocculating agent in brewery wastewater treatment. The study highlights the efficacy of magnesium sulfate heptahydrate in enhancing flocculant performance, offering a cost-effective and eco-friendly solution for wastewater management in the beverage industry (Agunbiade et al., 2022).
分析報告
含量测定(配位滴定): ≥ 99.5 %
含量测定(配位滴定;以干物质计算):99.0 - 100.5 %
鉴别:通过测试
溶液外观:通过测试
不溶物质: ≤ 0.005 %
酸碱度:通过测试
pH-值(5 %;水;25 °C):5.0 - 8.0
氯化物(Cl): ≤ 0.0003 %
总氮(N): ≤ 0.002 %
硝酸盐(NO₃): ≤ 0.002 %
重金属(ACS): ≤ 0.0005 %
As(砷): ≤ 0.0002 %
Ca(钙): ≤ 0.005 %
Cu(铜): ≤ 0.0001 %
Fe(铁): ≤ 0.0001 %
K(钾): ≤ 0.001 %
Mn(锰): ≤ 0.0005 %
Na(钠): ≤ 0.001 %
NH₄(铵): ≤ 0.002 %
Pb(铅): ≤ 0.0001 %
Sr(锶): ≤ 0.005 %
干燥失重 (400 °C):48.0 - 52.0 %
符合ACS, Reag.Ph Eur
含量测定(配位滴定;以干物质计算):99.0 - 100.5 %
鉴别:通过测试
溶液外观:通过测试
不溶物质: ≤ 0.005 %
酸碱度:通过测试
pH-值(5 %;水;25 °C):5.0 - 8.0
氯化物(Cl): ≤ 0.0003 %
总氮(N): ≤ 0.002 %
硝酸盐(NO₃): ≤ 0.002 %
重金属(ACS): ≤ 0.0005 %
As(砷): ≤ 0.0002 %
Ca(钙): ≤ 0.005 %
Cu(铜): ≤ 0.0001 %
Fe(铁): ≤ 0.0001 %
K(钾): ≤ 0.001 %
Mn(锰): ≤ 0.0005 %
Na(钠): ≤ 0.001 %
NH₄(铵): ≤ 0.002 %
Pb(铅): ≤ 0.0001 %
Sr(锶): ≤ 0.005 %
干燥失重 (400 °C):48.0 - 52.0 %
符合ACS, Reag.Ph Eur
法律資訊
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
水污染物質分類(WGK)
WGK 1
閃點(°F)
Not applicable
閃點(°C)
Not applicable
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