• 乙酸鎂,四水 [16674-78-5]

  • 英文名:Magnesium acetate tetrahydrate
  • 別名:醋酸鎂四水合物;乙酸鎂四水合物
  • CAS號(hào):16674-78-5 分子式:C4H6MGO4?4H2O 分子量:214.45
P131660-500g 乙酸鎂,四水 [16674-78-5] 99% 500g 80.00 促銷(xiāo)價(jià):50.40
P131661-100g 乙酸鎂,四水 [16674-78-5] 99% 100g 33.00 促銷(xiāo)價(jià):20.79
P131665-250g 乙酸鎂,四水 [16674-78-5] 99%,用于分子生物學(xué) 250g 328.00
P131664-50g 乙酸鎂,四水 [16674-78-5] 99%,用于分子生物學(xué) 50g 118.00
P131668-100g 乙酸鎂,四水 [16674-78-5] 99.998% metals basis 100g 2980.00
P131667-25g 乙酸鎂,四水 [16674-78-5] 99.998% metals basis 25g 798.00
P131666-500g 乙酸鎂,四水 [16674-78-5] ACS 500g 98.00
訂貨編號(hào) 商品名稱 規(guī)格 包裝 單價(jià) 促銷(xiāo)價(jià) 會(huì)員價(jià) 數(shù)量
P131660-500g 乙酸鎂,四水 [16674-78-5] 99% 500g 80.00 50.40 登錄可見(jiàn)
P131660-500g 乙酸鎂,四水 [16674-78-5] 99% 500g 80.00 促銷(xiāo)價(jià):50.40
P131661-100g 乙酸鎂,四水 [16674-78-5] 99% 100g 33.00 20.79 登錄可見(jiàn)
P131661-100g 乙酸鎂,四水 [16674-78-5] 99% 100g 33.00 促銷(xiāo)價(jià):20.79
P131665-250g 乙酸鎂,四水 [16674-78-5] 99%,用于分子生物學(xué) 250g 328.00 328.00 登錄可見(jiàn)
P131665-250g 乙酸鎂,四水 [16674-78-5] 99%,用于分子生物學(xué) 250g 328.00
P131664-50g 乙酸鎂,四水 [16674-78-5] 99%,用于分子生物學(xué) 50g 118.00 118.00 登錄可見(jiàn)
P131664-50g 乙酸鎂,四水 [16674-78-5] 99%,用于分子生物學(xué) 50g 118.00
P131668-100g 乙酸鎂,四水 [16674-78-5] 99.998% metals basis 100g 2980.00 2980.00 登錄可見(jiàn)
P131668-100g 乙酸鎂,四水 [16674-78-5] 99.998% metals basis 100g 2980.00
P131667-25g 乙酸鎂,四水 [16674-78-5] 99.998% metals basis 25g 798.00 798.00 登錄可見(jiàn)
P131667-25g 乙酸鎂,四水 [16674-78-5] 99.998% metals basis 25g 798.00
P131666-500g 乙酸鎂,四水 [16674-78-5] ACS 500g 98.00 98.00 登錄可見(jiàn)
P131666-500g 乙酸鎂,四水 [16674-78-5] ACS 500g 98.00
  •  訂貨編號(hào)
  •  商品名稱
  •  規(guī)格
  •  包裝
  •  單價(jià)
  •  促銷(xiāo)價(jià)
  •  會(huì)員價(jià)
  •  數(shù)量

化學(xué)性質(zhì)

白色結(jié)晶,易潮解,易溶于水或醇,其水溶液呈中性或微酸性。劇毒。 熔點(diǎn):80℃ 密度:1.454

質(zhì)量標(biāo)準(zhǔn)

   

Q/(HG)SJ 730-1977
項(xiàng)目Item                                    分析純       化學(xué)純
                           (AR)             (CP)
含量(C4H6MgO4•4H2O)Assay,%                  ≥99.0            97.0
澄清度試驗(yàn)Clarity                            合格       合格
水不溶物Insoluble matter,%                  ≤0.005           0.01
氯化物(Cl)Chloride,%                        ≤0.005           0.003
硫酸鹽(SO4)Sulfate,%                        ≤0.005           0.01
磷酸鹽(PO4)Phosphate,%                      ≤0.001           0.002
鈣(Ca)Calcium,%                             ≤0.01            0.04
錳(Mn)Manganese,%                           ≤0.001           0.005
鐵(Fe)Iron,%                                ≤0.0002          0.001
鋇(Ba)Barium,%                              ≤0.003           0.05
重金屬(以Pb計(jì))Heavy metals,%                ≤0.0005          0.002

ACS級(jí)
項(xiàng)目名稱Item                                ACS Grade
含量
[(CH3COO)2Mg·4H2O]Assay                    98.0-102.0%
水不溶物Insoluble matter                    ≤0.005%
硫酸鹽(SO4)Sulfate                          ≤0.005%
鋇(Ba)Barium(Ba)                            ≤0.001%
氯化物(Cl)Chloride(Cl)                      ≤0.001%
鐵(Fe)Iron(Fe)                              ≤5ppm
鈣(Ca)Calcium(Ca)                           ≤0.01%
錳(Mn)Manganese(Mn)                         ≤0.001%
鉀(K)Potassium(K)                           ≤0.005%


品級(jí)Grade                               分子生物學(xué)  
                                       (for molecular biology)
外觀Appearance                          白色粉末
紅外光譜鑒別Infrared spectrometry       Conforms
純度Purity                              ≥99.0% (GC)  
熔點(diǎn)Melting point                       72-75 °C
氯chloride (Cl-):                       ≤0.001%
硫酸根sulfate (SO42-):                  ≤0.005%
Ba:                                     ≤0.001%
Fe:                                     ≤5 ppm
K:                                      ≤0.005%
Na:                                     ≤0.005%
重金屬heavy metals (as Pb):             ≤5 ppm
DNase, RNase and protease,              none detected


99.998% metals basis:


外觀Appearance                          White Crystals or Powder
X-射線衍射X-Ray Diffraction             Conforms to Structure
純度Purity                              ≥99.99% Based on Trace Metals Impurities
鎂Mg(Complexiometric EDTA)              11.1 - 11.6 %
ICP:                                    Confirms Magnesium Component Confirmed
總痕量金屬雜質(zhì)total metallic impurities ≤20ppm by ICP Atomic emission

   

危險(xiǎn)性質(zhì)

   

用途及存儲(chǔ)

用于制備乙酸鈾酰鎂,分析試劑。

    密封干燥保存。