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L(+)-Tartaric acid

品牌
Supelco
CAS
87-69-4
货号
1.00804
规格纯度
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
参考价格
726.1 *本价格含增值税费
促销
数量
-+
产品介绍:

产品说明

联系

Replaces: TX0010-1; TX0010

分析说明

Assay (alkalimetric): ≥ 99.5 %
Assay (alkalimetric, calculated on dried substance): 99.5 - 101.0 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 50 ppm
Spec. rotation [α²0/D (20 %; water calculated on dried substance): 12.0 - 12.8 °
Chloride (Cl): ≤ 5 ppm
Phosphate (PO₄): ≤ 10 ppm
Sulfate (SO₄): ≤ 50 ppm
Heavy metals (as Pb): ≤ 5 ppm
Total sulfur (as SO₄): ≤ 20 ppm
Ca (Calcium): ≤ 20 ppm
Cu (Copper): ≤ 5 ppm
Fe (Iron): ≤ 5 ppm
Pb (Lead): ≤ 5 ppm
Oxalate (C₂O₄): passes test
Oxalic acid: ≤ 350 ppm
Sulfated ash: ≤ 100 ppm
Loss on Drying (105°C): ≤ 0.2 %
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

线性分子式HOOCCH(OH)CH(OH)COOH
分子量150.09
MDL编号MFCD00064207
EC索引号201-766-0

产品性质

质量水平300
等级ACS reagent
机构reag. ISO
reag. Ph. Eur.
蒸汽压<5 Pa ( 20 ℃)
测定≥99.5-101.0% dry basis (alkalimetric)
形式solid
自燃温度425 ℃
pH值(酸碱度)1.6 (25 ℃, 100 g/L in H2O)
mp168-170 ℃
转变温度flash point 210 ℃
溶解性water: 1390 g/L at 20 ℃
密度1.76 g/cm3 at 20 ℃
堆积密度1000 kg/m3
痕量阳离子Ca: ≤20 ppm
Cu: ≤5 ppm
Fe: ≤5 ppm
Pb: ≤5 ppm
heavy metals (as Pb): ≤5 ppm
储存温度2-30℃
InChI1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)
InChI keyFEWJPZIEWOKRBE-UHFFFAOYSA-N

安全信息

象形图GHS05
警示用语:Danger
危险声明H318
预防措施声明P280 - P305 + P351 + P338
危险分类Eye Dam. 1
储存分类代码13 - Non Combustible Solids
WGKWGK 1
闪点(F)302.0 °F - closed cup
闪点(C)150 ℃ - closed cup

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