項(xiàng)目 分析純
(AR)
純度Purity ≥99.0% (GC)
酸值A(chǔ)cid value,mgKOH/g 385-390
碘值Iodine value
<0.5 g I2/100 g >熔點(diǎn)Melting point 14-17°C
皂化值Saponification value,mgKOH/g 385-392
水分Water ≤0.2%
未皂化值unsap.matter ≤1.0%
色澤Colour(Lovibond 5%): R ≤0.2
Y ≤1
項(xiàng)目 化學(xué)純
(CP)
含量Assay ≥98.0%
結(jié)晶點(diǎn)Freeging point,℃ ≥9.0
相對(duì)密度Specific gravity (20/20°C) 0.905~0.915
折光率Refractive index n20/D 1.427~1.429
灼燒殘?jiān)黂esidue ignition ≤0.05%
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