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月桂酸
月桂酸规格:98.0%产地:马来意慕利包装:25kg/袋价格:7800元/吨月桂酸LauricacidCas号:143-07-7分子式C12H24O2;CH3(CH2)10COOH分子量200.32别名十二酸,正十二酸,十二烷酸Dodecanoicacid性状白色针状结晶或粉末。微有月桂油香。易溶于醚、苯和醇,微溶于酮和***。1g溶于1ml乙醇、2.5ml***,不溶于水。密度:0.883熔点:44-48°C沸点:225°C/100mmHg闪点:113°C备注:以上描述,仅作参考,并不表示您收到的产品,与此项描述完全相符,产品的出厂标准,请参见质量标准。质量标准项目Item分析纯化学纯(AR)(CP)含量Assay,%≥9897熔点范围Meltingrange,℃42.0-46.0(2)40.0-48.0(2)灼烧残渣(以***盐计)Ignitionresidue,%≤0.030.05乙醇溶解度试验Solubilityinethanol合格合格项目优级纯(GR)纯度Purity≥99.0%(GC)酸值Acidvalue,mgKOH/g272-282碘值Iodinevalue%l2≤0.5熔点Meltingpoint43-44°C皂化值Saponificationvalue,mgKOH/g278-284水分Water≤0.2%未皂化值unsap.matter≤0.5%色泽Colour(Lovibond51/4):R≤0.2≥98%,FCC,FG:gradeFCCFGKosher外观AppearanceWhiteSolid红外光谱鉴别InfraredspectrometryConformstoStructure纯度Purity(GC)≥98%灼烧残渣Residueonignition(Ash)≤0.1%凝固点SolidificationPoint26.0-44.0°C酸值AcidValue252.0-287.0ml皂化值SaponificationValue253.0-287.0非皂化物UnsaponifiableMatter≤0.3%碘值IodineValue≤3.0水分Water(byKarlFischer)≤0.2%***He***yMetal(asPb)≤0.1ppmArsenic(As)≤3.0ppmCadmium(Cd)≤1.0ppmMercury(Hg)≤1.0ppm品级Grade天然,≥98%,FCC(natural,≥98%,FCC)外观AppearanceWhiteSolid红外光谱InfraredspectrumConformstoStructure纯度Purity(GC)≥98.00%灼烧残渣Residueonignition(Ash)≤0.1%凝固点SolidificationPoint26.0-44.0°C酸值AcidValue252.0-287.0ml皂化值SaponificationValue253.0-287.0非皂化物UnsaponifiableMatter≤0.3%碘值IodineValue≤3.0水分Water(byKarlFischer)≤0.2%***He***yMetal≤1.0ppm***Arsenic(As)≤3ppm镉Cadmium(Cd)≤1ppm***Mercury(Hg)≤1ppm铅Lead(Pb)≤1.0ppm13CarbonAnalysis≥1.00ppm14CarbonAnalysis≥1.00dpm/gCDeuteriumAnalysis≥1.0ppm贮存密封阴凉处保存。用途用于醇酸树脂及润湿剂、洗涤剂、***的制备。联合国编号Risk:R36/38-Safety:S26-S37/39-Hazard:Xi-)