質(zhì)量標(biāo)準(zhǔn):Q/(HG)SJ 478-91
項(xiàng)目Item 分析純 化學(xué)純
(AR) (CP)
含量(C16H36NBr)Assay,% ≥ 99.0 98.0
水溶解試驗(yàn)Solubility in water 合格 合格
灼燒殘?jiān)?以硫酸鹽計(jì))Ignition residue,% ≤ 0.05 0.1
鈉(Na)Sodium,% ≤ 0.005 0.005
鉀(K)Potassium,% ≤ 0.005 0.005
重金屬(以Pb計(jì))Heavy metals,% ≤ 0.001 0.002
品級(jí)grade 離子對(duì)色譜級(jí)(pic)
(ion pair chromatography )
純度Purity ≥99% (NT)
熔點(diǎn)Melting point 102°C - 106°C
λ 10 % in H2O
UV absorption pass test
λ: 240 nm Amax: 0.04
λ: 250 nm Amax: 0.03
λ: 260 nm Amax: 0.02
λ: 500 nm Amax: 0.02