酒石酸钾钠 四水合物

• 产品号: 25508
• CAS号: 6381-59-5
• 分子式: C4H12KNaO10
• 分子量: 282.22015
• 纯 度: 99.0-101.0% (calc. on H2O free substance)

产品别名

• 标题: Potassium sodium tartrate tetrahydrate
• IUPAC标准名: potassium sodium (2R,3R)-2,3-dihydroxybutanedioate tetrahydrate
• IUPAC传统名: potassium sodium (+)-tartrate tetrahydrate
• 别名: Rochelle salt; Seignette salt; L(+)-Tartaric acid potassium Sodium salt; L(+)-酒石酸 钾钠盐; 洛瑟尔氏盐; 罗谢尔盐

产品登记号

• Beilstein号: 6113568
• MDL号: MFCD00150989
• CAS号: 6381-59-5
• EC号: 206-156-8
• PubChem SID: 24855283

产品性质

• 痕量阴离子: chloride (Cl-): ≤20 mg/kg
• 痕量阴离子: sulfate (SO42-): ≤50 mg/kg
• 痕量阳离子: As: ≤1 mg/kg
• 痕量阳离子: Ba:, in accordance
• 痕量阳离子: Ca: ≤50 mg/kg
• 痕量阳离子: Cu: ≤10 mg/kg
• 痕量阳离子: Fe: ≤10 mg/kg
• 痕量阳离子: Hg: ≤1 mg/kg
• 痕量阳离子: Pb: ≤2 mg/kg
• 痕量阳离子: Zn: ≤10 mg/kg
• 级别: puriss.
• 杂质: acidity or alkalinity, in accordance
• 杂质: residual solvent, complies
• 杂质: ≤0.001% heavy metals (as Pb)
• 杂质: ≤0.003% total nitrogen (N)
• 杂质: ≤0.004% ammonium (NH4)
• 杂质: ≤0.004% free alkali (as NaOH)
• 杂质: ≤0.0075% free acid (as C4H6O6)
• 杂质: 24-26% water (Karl Fischer)
• 线性分子式: KOCOCH(OH)CH(OH)COONa · 4H2O
• 干燥失重: 21-26% loss on drying, 150 °C, 3 h
• 纯度: 99.0-101.0% (calc. on H2O free substance)
• 品质说明: meets analytical specification of Ph. Eur., BP, USP, FC, E 337
• 适用性: passes test for appearance of solution
• 比旋光度: [α]20/D +28.0 to +30.0°
• pH值: 6.5-8.5 (20 °C, 1%)
• 个人保护装置: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• 德国WGK号: 3