Name | Specifications | Packing | Price | Delivery |
Palmitic acid | GCS | 5g | RMB 176 | 現(xiàn)貨 |
Palmitic acid | AR | 500g | RMB 33 | 現(xiàn)貨 |
Palmitic acid | CP | 500g | RMB 22 | 現(xiàn)貨 |
Palmitic acid | 分析標準品,>99%(GC) | 250mg | RMB 209 | 現(xiàn)貨 |
Palmitic acid | 97% | 500g | RMB 88 | 現(xiàn)貨 |
Palmitic acid | 97% | 2.5kg | RMB 429 | 現(xiàn)貨 |
Palmitic acid | 分析標準品,>99%(GC) | 5g | RMB 869 | 現(xiàn)貨 |
Palmitic acid | 99% | 5g | RMB 167.2 | 促銷 |
Palmitic acid | 99% | 25g | RMB 695.2 | 促銷 |
Palmitic acid | 99% | 100g | RMB 2068 | 促銷 |
Palmitic acid | AR | 25kg | RMB 1265 | 現(xiàn)貨 |
Palmitic acid | 97% | 25kg | RMB 3267 | 現(xiàn)貨 |
項目 化學純
(CP)
碘值iodine value(I2g/100g) ≤2.0
熔點Melting point,℃ 62.0~64.0
酸值A(chǔ)cid value(mg KOH/g) 214.0~220.0
鐵Iron(Fe) ≤0.0003%
無機酸mineral acidity 合格
中性油及不皂化物Neutral oils and unsap.matter 合格
灼燒殘渣Residue ignition ≤0.1%
97%:
外觀Appearance 白色或類白色薄片
純度Purity ≥97.0% (GC)
酸值A(chǔ)cid value,mgKOH/g 217-221
碘值Iodine value %l2 ≤0.5
熔點Melting point 61-64°C
皂化值Saponification value,mgKOH/g 217-223
水分Water ≤0.2%
未皂化值unsap.matter ≤1.0%
色澤Colour(Lovibond 51/4):R ≤0.2
Y ≤1
99%:
外觀Appearance 白色粉末
紅外光譜鑒別Infrared spectrometry Conforms to Structure
純度Purity ≥99.0% (GC)
熔點Melting point 61°C - 64°C
氯仿溶解試驗solubility in Chloroform Clear ,100 mg/mL
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