推荐产品
等级
ACS reagent
质量水平
Agency
reag. ISO
reag. Ph. Eur.
蒸汽压
0.000312 hPa ( 25 °C)
产品线
EMSURE®
检测方案
99.5-102.0% (manganometric)
形式
solid
效能
375 mg/kg LD50, oral (Rat)
杂质
≤50 ppm Insoluble matter
灼烧残渣
≤100 ppm (as sulfate)
pH值(酸碱度)
1.5 (10 g/L in H2O)
bp
149-160 °C/1013 hPa (decomposition)
mp
98-100 °C
转变温度
flash point 157 °C (decomposition)
溶解性
>100 g/L
密度
1.65 g/cm3 at 20 °C
堆积密度
813 kg/m3
痕量阴离子
chloride (Cl-): ≤5 ppm
sulfate (SO42-): ≤50 ppm
痕量阳离子
Ca: ≤10 ppm
Fe: ≤2 ppm
N: ≤10 ppm
heavy metals: ≤5 ppm
heavy metals (as Pb): ≤5 ppm
储存温度
2-30°C
InChI
1S/C2H2O4.2H2O/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);2*1H2
InChI key
GEVPUGOOGXGPIO-UHFFFAOYSA-N
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相关类别
应用
- In Situ Investigation of a Self-Accelerated Cocrystal Formation by Grinding Pyrazinamide with Oxalic Acid.: This study investigates the in situ cocrystal formation of pyrazinamide and oxalic acid dihydrate, emphasizing the self-accelerating nature of the process and its implications for pharmaceutical development (Kulla et al., 2016).
- Deuterium MAS NMR studies of dynamics on multiple timescales: histidine and oxalic acid.: This article examines the dynamics of oxalic acid dihydrate and histidine using deuterium magnetic angle spinning nuclear magnetic resonance, providing insights into molecular motions on various timescales (Chan-Huot et al., 2015).
分析说明
含量测定(锰量滴定法):99.5 - 102.0 %
不溶物: ≤ 50 ppm
氯化物(Cl): ≤ 5 ppm
硫酸盐(SO₄): ≤ 50 ppm
总氮(N): ≤ 10 ppm
重金属(以Pb计): ≤ 5 ppm
重金属(ACS): ≤ 5 ppm
Ca(钙): ≤ 10 ppm
Fe(铁): ≤ 2 ppm
易碳化物质:通过测试
灼烧残渣(以硫酸盐计): ≤ 100 ppm
符合ACS,ISO,Reag. Ph Eur
不溶物: ≤ 50 ppm
氯化物(Cl): ≤ 5 ppm
硫酸盐(SO₄): ≤ 50 ppm
总氮(N): ≤ 10 ppm
重金属(以Pb计): ≤ 5 ppm
重金属(ACS): ≤ 5 ppm
Ca(钙): ≤ 10 ppm
Fe(铁): ≤ 2 ppm
易碳化物质:通过测试
灼烧残渣(以硫酸盐计): ≤ 100 ppm
符合ACS,ISO,Reag. Ph Eur
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
警示用语:
Danger
危险分类
Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1
储存分类代码
11 - Combustible Solids
WGK
WGK 1
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