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L(+)-Tartaric acid
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4060304 | 250 G | 835 | |||
| 4060304 | 1 KG | 2210 | |||
| 4060304 | 5 KG | 8190 | |||
| 4060304 | 50 KG | 46620 |
产品别名
87-69-4
L(+)-Tartaric acid
2,3-Dihydroxybutanedioic acid
基本信息
| Linear Formula【线性分子式】 | HOOCCH(OH)CH(OH)COOH |
| Molecular weight | 150.09 |
| MDL number | MFCD00064207 |
| EC Index Number【EC索引号】 | 201-766-0 |
| Linkage【联系】 | Replaces: TX0010-1; TX0010 |
| Analysis Note【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 |
| Legal Information【法律信息】 | EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany |
产品性质
| Quality Level【质量水平】 | 300 |
| grade【等级】 | ACS reagent |
| agency | reag. ISO reag. Ph. Eur. |
| vapor pressure【蒸汽压】 | <5 Pa ( 20 ℃) |
| Assay【测定】 | ≥99.5-101.0% dry basis (alkalimetric) |
| form【形式】 | solid |
| autoignition temp.【自燃温度】 | 425 ℃ |
| pH【pH值(酸碱度)】 | 1.6 (25 ℃, 100 g/L in H2O) |
| mp | 168-170 ℃ |
| transition temp【转变温度】 | flash point 210 ℃ |
| solubility【溶解性】 | water: 1390 g/L at 20 ℃ |
| density | 1.76 g/cm3 at 20 ℃ |
| bulk density【堆积密度】 | 1000 kg/m3 |
| cation traces【痕量阳离子】 | Ca: ≤20 ppm Cu: ≤5 ppm Fe: ≤5 ppm Pb: ≤5 ppm heavy metals (as Pb): ≤5 ppm |
| storage temp.【储存温度】 | 2-30℃ |
| InChI | 1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10) |
| InChI key | FEWJPZIEWOKRBE-UHFFFAOYSA-N |
安全信息
| Pictograms【象形图】 | GHS05 |
| Signal word【警示用语：】 | Danger |
| Hazard Statements | H318 |
| Precautionary Statements | P280 - P305 + P351 + P338 |
| Hazard Classifications【危险分类】 | Eye Dam. 1 |
| Storage Class Code【储存分类代码】 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
| Flash Point(F)【闪点(F)】 | 302.0 °F - closed cup |
| Flash Point(C)【闪点(C)】 | 150 ℃ - closed cup |
