• 二水氯化钙 [10035-04-8]

  • 英文名:Calcium chloride dihydrate
  • 别名:氯化钙(二水) 氯化钙(粒状),二水 结晶氯化钙
  • CAS号:10035-04-8 分子式:CACL2H4O2 分子量:147.01
P98040-500g 二水氯化钙 [10035-04-8] 99.99% 500g 1058.00
P98049-100g 二水氯化钙 [10035-04-8] 99.99% 100g 285.00
P98048-25g 二水氯化钙 [10035-04-8] 99.99% 25g 87.00
P98047-500g 二水氯化钙 [10035-04-8] ACS 500g 42.00 促销价:31.50
P98044-500g 二水氯化钙 [10035-04-8] AR98% 500g 46.00 促销价:28.98
P98042-100g 二水氯化钙 [10035-04-8] for molecular biology, ≥99%% 100g 155.00
P98046-500g 二水氯化钙 [10035-04-8] GR99% 500g 50.00 促销价:31.50
P98041-500g 二水氯化钙 [10035-04-8] 用于细胞、昆虫细胞植物细胞培养, ≥99.0% 500g 195.00
订货编号 商品名称 规格 包装 单价 促销价 会员价 数量
P98040-500g 二水氯化钙 [10035-04-8] 99.99% 500g 1058.00 1058.00 登录可见
P98040-500g 二水氯化钙 [10035-04-8] 99.99% 500g 1058.00
P98049-100g 二水氯化钙 [10035-04-8] 99.99% 100g 285.00 285.00 登录可见
P98049-100g 二水氯化钙 [10035-04-8] 99.99% 100g 285.00
P98048-25g 二水氯化钙 [10035-04-8] 99.99% 25g 87.00 87.00 登录可见
P98048-25g 二水氯化钙 [10035-04-8] 99.99% 25g 87.00
P98047-500g 二水氯化钙 [10035-04-8] ACS 500g 42.00 31.50 登录可见
P98047-500g 二水氯化钙 [10035-04-8] ACS 500g 42.00 促销价:31.50
P98044-500g 二水氯化钙 [10035-04-8] AR98% 500g 46.00 28.98 登录可见
P98044-500g 二水氯化钙 [10035-04-8] AR98% 500g 46.00 促销价:28.98
P98042-100g 二水氯化钙 [10035-04-8] for molecular biology, ≥99%% 100g 155.00 155.00 登录可见
P98042-100g 二水氯化钙 [10035-04-8] for molecular biology, ≥99%% 100g 155.00
P98046-500g 二水氯化钙 [10035-04-8] GR99% 500g 50.00 31.50 登录可见
P98046-500g 二水氯化钙 [10035-04-8] GR99% 500g 50.00 促销价:31.50
P98041-500g 二水氯化钙 [10035-04-8] 用于细胞、昆虫细胞植物细胞培养, ≥99.0% 500g 195.00 195.00 登录可见
P98041-500g 二水氯化钙 [10035-04-8] 用于细胞、昆虫细胞植物细胞培养, ≥99.0% 500g 195.00
  •  订货编号
  •  商品名称
  •  规格
  •  包装
  •  单价
  •  促销价
  •  会员价
  •  数量

化学性质

无色结晶,一般商品为白色、灰白色或稍带黄色结晶,昧苦而涩,潮解性强。相对密度1.835。易溶于水,其水溶液呈中性或微碱性,具有腐蚀性。溶于醇,不溶于醚。加热至260℃时脱水变成无水物。其他化学性质与无水氯化钙相似。 熔点 30 °C 密度 1.71 g/mL at 25 °C(lit.) 蒸气压 0.01 mm Hg ( 20 °C) 溶解度 H2O: 1 M at 20 °C, clear, colorless

质量标准

  


品级Grade                                           化学纯   
                                                              (CP)
含量(CaCl2·2H2O),%               99.0~103.0  
钡(Ba)                                                 合格  
碱度(以OH-计)/(mmol/g)               ≤0.008  
硫酸盐(SO4),%                           ≤0.01  
硝酸盐(NO3),%                           ≤0.005  
磷酸盐(PO4),%                           ≤0.002  
重金属(以Pb计),%                        ≤0.001  
铁(Fe),%                                       ≤0.002  
铵(NH4),%                                    ≤0.005  
不溶物及氢氧化铵沉淀物,%         ≤0.015  
镁及碱金属(以硫酸盐计),%            ≤0.6  

品级Grade                                           分析纯   
                                                                (AR)
含量(CaCl2·2H2O),%                  99.0~103.0  
钡(Ba)                                                   合格  
碱度(以OH-计)/(mmol/g)                 ≤0.004  
硫酸盐(SO4),%                         ≤0.01  
硝酸盐(NO3),%                         ≤0.005  
磷酸盐(PO4),%                         ≤0.002  
重金属(以Pb计),%                      ≤0.0005  
铁(Fe),%                              ≤0.001  
铵(NH4),%                             ≤0.005  
不溶物及氢氧化铵沉淀物,%              ≤0.01  
镁及碱金属(以硫酸盐计),%              ≤0.5  


ACS级
项目名称Item                                 ACS Grade
含量(CaCl2·2H2O)Assay                        99.0-105.0%
pH(5%溶液,25.0℃)pH                           4.5-8.5
水不溶物Insoluble matter                      ≤0.01%
易氧化物质(以NO3计)Oxidizing substances       ≤0.003%
硫酸盐(SO4)Sulfate                            ≤0.01%
铵(NH4)Ammonium                               ≤0.01%
钡(Ba)Barium(Ba)                              ≤0.005%
重金属(以Pb计)Heavy metals(as Pb)             ≤5ppm
铁(Fe)Iron(Fe)                                ≤0.001%
镁(Mg)Magnesium(Mg)                           ≤0.005%
钾(K)Potassium(K)                             ≤0.01%
钠(Na)Sodium(Na)                              ≤0.02%
锶(Sr)Strontium(Sr)                           ≤0.1%


品级Grade                      用于细胞、昆虫细胞植物细胞培养, ≥99.0%  
      (for cell culture,insect cell culture and plant cell culture ≥99.0%)
外观appearance                                white powder
水溶性solubility                              clear colorless solution at 294mg/ml in water
干燥损失loss on drying                        23-25.5%
纯度purity by titration                       ≥ 99.0%
细胞培养测试cell culture test                 pass
昆虫细胞培养测试insect cell test              pass


品级Grade                               分子生物学级,≥99 %  
                                    (for molecular biology, ≥99%)
外观Appearance                           White Powder
水溶性Solubility                         Colorless,Clear,294 mg/mL, H2O
干燥损失Loss on Drying                   23.0- 25.5 %
纯度Purity Titration by EDTA             ≥99 %
DNA酶DNAse Detection                     None Detected
内切酶Nickase                            None Detected
RNA酶RNAse Detection                     None Detected
蛋白酶Protease by FITC-Casein            None Detected


品级Grade                              药用级,99-103%  
                               (Ph. Eur., USP, FCC, E509,99-103%)
含量assay                              99-103%
铝Al                                  ≤0.0001%  
重金属heavy metals (as Pb)            ≤0.001%  
游离酸free acid (as HCl)              ≤0.005%  
游离碱free alkali (as CaO)            ≤0.005%  
氟fluoride (F-):                      ≤40 ppm
硫酸根sulfate (SO42-):                ≤200 ppm
阳离子cation traces
  Al:                                 ≤1 ppm
  As:                                 ≤2 ppm
  Fe:                                 ≤10 ppm
  Hg:                                 ≤1 ppm
  K:                                  ≤100 ppm
  Mg:                                 ≤500 ppm
  Na:                                 ≤200 ppm
  Pb:                                 ≤5 ppm



99.99% metals basis:


外观Appearance                          White Powder
X-射线衍射分析X-Ray Diffraction         Conforms to Structure
纯度Purity                              ≥99.99% Based on Trace Metals Impurities
ICP Major Analysis                      Confirms Calcium component
总痕量金属杂质total metallic impurities   ≤200ppm by ICP Atomic emission

  

危险性质

WGK Germany  1
RTECS号 EV9830000
F  3
危险品标志  Xi,Xn
危险类别码  36-36/37/38-22-20/21/22
安全说明  26-24-22-36

  

用途及存储

用途  用作冷冻剂,也用于食品加工、制药等
用途  作凝固剂,我国规定可在豆制品中按生产需要适量使用 
用途  在食品工业中用作钙质强化剂、螯合剂、固化剂和冷冻用致冷剂。

  密封干燥保存。