天津市华坤化工有限公司
水杨酸
产品属性
<*n style="font-family:SimSun;">水杨酸<*n> 规格<*n>:99.0% 产地<*n>:德国<*n> 包装<*n>:25kg/桶<*n> 价格<*n>:10500元<*n>/吨<*n>
<*n style="font-family:SimSun;">水杨酸<*n>
<*n style="font-family:SimSun;">Salicylic acid
<*n style="font-family:SimSun;">Cas<*n style="font-family:SimSun;">号<*n>: 69-72-7
<*n style="font-family:SimSun;">分子式<*n> C7H6O3；<*n> 2-(HO)C6H4 CO2 H
<*n style="font-family:SimSun;">分子量<*n> 138.12
<*n style="font-family:SimSun;">别名 柳酸<*n>,沙利西酸<*n>,撒酸<*n>,邻羟基苯甲酸<*n>,2-羟基苯甲酸<*n>
<*n style="font-family:SimSun;">2-Hydroxybenzoic acid
<*n style="font-family:SimSun;">Bis(2-hydroxyethyl)iminotris(hydroxy*)methane
<*n style="font-family:SimSun;">性状<*n> 白色针状结晶或粉末。有辛辣味。 低毒。在空气中稳定，但遇光渐渐改变颜色。在<*n>76℃时升华。急剧加热时分解为酚及二氧化碳。微溶于水，易溶于乙醇、 醚。<*n>1克本品能溶于<*n>460毫升水，<*n>15毫升热水，<*n>2.7毫升醇，<*n>3毫升 酮，<*n>42毫升****，<*n>3毫升醚，<*n>135毫升苯，<*n>52毫升*。饱和水溶液的<*n>pH为<*n>2.4。其水溶液呈酸性反应。<*n>
<*n style="font-family:SimSun;">熔点：<*n>158-161℃<*n>
<*n style="font-family:SimSun;">沸点<*n>: 211℃<*n>
<*n style="font-family:SimSun;">闪点<*n>: 157℃<*n>
<*n style="font-family:SimSun;">备注<*n>: 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。<*n>
<*n style="font-family:SimSun;">质量标准<*n>
<*n style="font-family:SimSun;"> Q/(HG)SJ 705-95
<*n style="font-family:SimSun;">项目<*n>Item 分析纯<*n> 化学纯<*n>
<*n style="font-family:SimSun;"> (AR) (CP)
<*n style="font-family:SimSun;">含量<*n>(C7H6O3)Assay,% ≥<*n> 99.5 99.0
<*n style="font-family:SimSun;">熔点范围<*n>Melting range,℃<*n> ≤<*n> 158.5-160.5 158.0-161.0
<*n style="font-family:SimSun;">澄清度试验<*n>Clarity 合格<*n> 合格<*n>
<*n style="font-family:SimSun;">灼烧残渣（以*盐计）<*n>Ignition residue,% ≤<*n> 0.01 0.03
<*n style="font-family:SimSun;">氯化物<*n>(Cl)Chloride,% ≤<*n> 0.002 0.005
<*n style="font-family:SimSun;">硫化合物<*n>(以<*n>SO4计<*n>)Sulfur compounds ≤<*n> 0.005 0.015
<*n style="font-family:SimSun;">铁（<*n>Fe)Iron,% ≤<*n> 0.0002 0.0005
<*n style="font-family:SimSun;">*<*n>(以<*n>Pb计<*n>)He*y metals,% ≤<*n> 0.005 0.0015
<*n style="font-family:SimSun;">*试验<*n>Substances darkened by sulfuric acid 合格<*n> 合格<*n>
<*n style="font-family:SimSun;">
<*n style="font-family:SimSun;">ACS<*n style="font-family:SimSun;">级<*n>
<*n style="font-family:SimSun;">项目名称<*n>Item ACS Grade
<*n style="font-family:SimSun;">含量<*n>Assay ≥<*n>99.0%
<*n style="font-family:SimSun;">熔点范围<*n>Melting point 158.0-161.0℃<*n>
<*n style="font-family:SimSun;">灼烧残渣<*n>Residue after ignition ≤<*n>0.01%
<*n style="font-family:SimSun;">氯化物<*n>(Cl)Chloride(Cl) ≤<*n>0.001%
<*n style="font-family:SimSun;">*盐<*n>(SO4)Sulfate ≤<*n>0.003%
<*n style="font-family:SimSun;">*<*n>(以<*n>Pb计<*n>)He*y metals(as Pb) ≤<*n>5ppm
<*n style="font-family:SimSun;">铁<*n>(Fe)Iron(Fe) ≤<*n>2ppm
<*n style="font-family:SimSun;">*变黑物<*n>Substances darkened by sulfuric acid Passes test
<*n style="font-family:SimSun;">
<*n style="font-family:SimSun;">品级<*n>Grade 药用级，<*n>99.5-100.5%
<*n style="font-family:SimSun;"> (Ph. Eur., BP, USP<*n style="font-family:SimSun;">，<*n>99.5-100.5%)
<*n style="font-family:SimSun;">含量<*n>assay 99.5-100.5% (calc. to the dried substance)
<*n style="font-family:SimSun;">残留溶剂<*n>residual solvents, complies
<*n style="font-family:SimSun;">*<*n>he*y metals (as Pb) ≤<*n>0.001%
<*n style="font-family:SimSun;">相关物质<*n>related subst. ≤<*n>0.2% (HPLC)
<*n style="font-family:SimSun;">灼烧残渣<*n>ign. residue ≤<*n>0.05% (as SO4)
<*n style="font-family:SimSun;">干燥损失<*n>loss on drying ≤<*n>0.3%
<*n style="font-family:SimSun;">熔点<*n>mp 158-161 °<*n>C
<*n style="font-family:SimSun;">氯根<*n>chloride (Cl-): ≤<*n>50 ppm
<*n style="font-family:SimSun;">*根<*n>sulfate (SO42-): ≤<*n>200 ppm
<*n style="font-family:SimSun;">溶解性能<*n>for appearance of solution complies
<*n style="font-family:SimSun;">鉴别实验<*n>for identity complies
<*n style="font-family:SimSun;">
<*n style="font-family:SimSun;">品级<*n>Grade 用于植物细胞培养<*n>,≥<*n>99 %
<*n style="font-family:SimSun;"> (for plant cell culture,<*n style="font-family:SimSun;">≥<*n>99 %)
<*n style="font-family:SimSun;">外观<*n>Appearance White to Off-White Powder
<*n style="font-family:SimSun;">醇溶性<*n>Solubility Colorless，<*n>Clear，<*n>50 mg/ml, EtOH
<*n style="font-family:SimSun;">红外光谱<*n>Infrared spectrum Conforms to Structure
<*n style="font-family:SimSun;">纯度<*n>Purity (HPLC) ≥<*n>99 %
<*n style="font-family:SimSun;">纯度<*n>Purity (Titration by NAOH) ≥<*n>99 %
<*n style="font-family:SimSun;">植物细胞培养测试<*n>Plant Cell Culture Test Pass
<*n style="font-family:SimSun;">贮存<*n> 密封避光保存。<*n>
<*n style="font-family:SimSun;">用途<*n> 测定铝、硼、*、铜、铁、铅、锰、*、银、钛、钨、钒、次亚*盐，*和亚*。沉淀钍使钍从*及其他稀土元素中分离出来，分离锆与钛。荧光指示剂；防腐剂；络合指示剂。<*n>
<*n style="font-family:SimSun;">联合国编号<*n>
<*n style="font-family:SimSun;">Risk<*n style="font-family:SimSun;">：<*n> ****- R36/37/38- R41-
<*n style="font-family:SimSun;">Safety : S26 - S37/39-
<*n style="font-family:SimSun;">Hazard : Xn -
<*n style="font-family:SimSun;">