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重要规格表
CAS号 EC号 Hill配方 摩尔质量 级别值 83-88-5 201-507-1 C₁₇H₂₀N₄O₆ 376.36 g/mol Ph Eur,BP,JP,USP,E 101 (i) 描述 产品目录编号 500257 同义词 Lactoflavine, Vitamin B2 产品信息 CAS号 83-88-5 EC号 201-507-1 级别 Ph Eur,BP,JP,USP,E 101 (i) Hill配方 C₁₇H₂₀N₄O₆ Molar Mass 376.36 g/mol HS代码 2936 23 00 结构配方图像 理化信息 熔点 290 °C (分解) pH值 5.5 - 7.2 (0.07 g/l, H₂O, 20 °C) 容积密度 100 kg/m³ 溶解度 0.07 g/l (20 °C) 毒性学信息 LD 50口服 LD50 Rat > 10000 mg/kg GHS安全信息 RTECS VJ 1400000 储存类别 10 - 13 其它液体及固体 WGK WGK 1 轻度的水危害 一次性 3
反应性相对较低的有机物必须被收集在第A类, 如果被卤化则在第B类, 如果为固体残留物则归在第C类.运输信息 申报（铁路和陆路）ADR、RID Kein Gefahrgut 申报（空运）IATA-DGR No Dangerous Good 申报（海运）IMDG-代码 No Dangerous Good 规格 规格 Assay (spectrophotometrically; calc. on dried substance) 98.0 - 102.0 % Appearance yellow to orange yellowish powder Identity (TLC) conforms Identity (Fluorescence test) conforms Identity (IR-spectrum) conforms Absorbance maxima at about 223 nm, 267 nm, 373 nm and 444 nm Absorption ratio (A 373 nm / A 267 nm) 0.31 - 0.33 Absorption ratio (A 444 nm / A 267 nm) 0.36 - 0.39 Spec. rotation [α²0/D (5 g/l, sodium hydroxide (0.05 mol/l), calc. on dried substance, Ph. Eur.) -135 - -115 ° Spec. rotation [α²0/D (5 g/l, dilute sodium hydroxide and ethanol, calc. on dried substance, JP) -142 - -128 ° Spec. rotation [α²5/D (5 g/l, sodium hydroxide (0.05 mol/l), calc. on dried substance, USP) -135 - -115 ° Primary aromatic amines (as Aniline) ≤ 100 ppm Heavy metals (as Pb) ≤ 40 ppm As (Arsenic) ≤ 3 ppm Cd (Cadmium) ≤ 1 ppm Hg (Mercury) ≤ 1 ppm Pb (Lead) ≤ 10 ppm Lumiflavin (USP) passes test Residual solvents (Ph.Eur./USP/ICH) class 2 (Methanol) ≤ 3000 ppm Residual solvents (Ph.Eur./USP/ICH) class 3 (3-Methyl-1-butanol) ≤ 5000 ppm Other residual solvents (Ph.Eur./USP/ICH) excluded by production process Related substances (HPLC) (Impurity A (Lumiflavin)) ≤ 0.025 % Related substances (HPLC) (Impurity B) ≤ 0.20 % Related substances (HPLC) (Impurity C) ≤ 0.20 % Related substances (HPLC) (Impurity D) ≤ 0.20 % Related substances (HPLC) (Largest unspecified impurity) ≤ 0.10 % Related substances (HPLC) (Sum of all impurities) ≤ 0.5 % Sulfated ash (600 °C) ≤ 0.1 % Loss on drying (105 °C) ≤ 1.5 % Corresponds to Ph Eur, BP, JP, USP, E 101
Conforms to the purity criteria on food additives according to the EuropeanCommission directive 2008/128/EC.
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