• 乙二胺四乙酸二鈉,二水 [6381-92-6]

  • 英文名:Disodium edetate dihydrate
  • 別名:EDTA二鈉 ED-TA二鈉 N,N’-1,2-乙二基雙(N-羧基甲基)氨基乙酸二鈉鹽二水合物 螯合劑III
  • CAS號:6381-92-6 分子式:C10H14N2NA2O8·2H2O 分子量:372.24
P100527-500g 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 500g 116.00 促銷價:73.08
P100529-5kg 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 5kg 450.00 促銷價:283.50
P100528-1kg 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 1kg 200.00 促銷價:126.00
訂貨編號 商品名稱 規(guī)格 包裝 單價 促銷價 會員價 數(shù)量
P100527-500g 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 500g 116.00 73.08 登錄可見
P100527-500g 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 500g 116.00 促銷價:73.08
P100529-5kg 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 5kg 450.00 283.50 登錄可見
P100529-5kg 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 5kg 450.00 促銷價:283.50
P100528-1kg 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 1kg 200.00 126.00 登錄可見
P100528-1kg 乙二胺四乙酸二鈉,二水 [6381-92-6] 98% 1kg 200.00 促銷價:126.00
  •  訂貨編號
  •  商品名稱
  •  規(guī)格
  •  包裝
  •  單價
  •  促銷價
  •  會員價
  •  數(shù)量

化學(xué)性質(zhì)

白色結(jié)晶粉末。 溶于水。難溶于醇。 熔點 250 °C (dec.)(lit.) 沸點 >100 °C 密度 1.01 g/mL at 25 °C 折射率 n20/D 1.363

質(zhì)量標(biāo)準(zhǔn)

  

GB/T 1401-85
項目Item                                   優(yōu)級純   分析純   化學(xué)純
                                                                          (GR)       (AR)      (CP)
含量Assay,%                                            ≥99.0     98.0     97.0
水溶液反應(yīng)Water solution reaction      合格    合格   合格
絡(luò)合力試驗Complex test                          合格     合格    合格
澄清度試驗Clarity                              合格     合格    合格
氯化物(Cl)Chloride,%                                ≤0.004    0.005    0.02
硫酸鹽(SO4)Sulfate,%                        ≤0.01     0.02     0.1
氨基三乙酸(C6H9NO6)Nitrilotriacetic
acid,%                                         ≤0.05      --      --
鐵(Fe)Iron,%                     ≤0.0005      0.001    0.005
銅(Cu)Copper,%                              ≤0.00025      --       --
重金屬(以Pb計)Heavy metals,%   ≤0.001       0.001    0.005

ACS級
項目名稱                                          ACS Grade
含量(C10H14N2Na2O8·2H2O)Assay                     99.0-101.0%
pH值(5%溶液,25.0℃)pH of a 5% solution at 25.0℃   4.0-6.0
水不溶物Insoluble matter                           ≤0.005%
氨基三乙酸
[(HOCOCH2)3N]Nitrilotriacetic acid                 ≤0.1%
重金屬(以Pb計)Heavy metals                         ≤0.005%
鐵(Fe)Iron                                         ≤0.01%



品級Grade                               分子生物學(xué)和電泳級,99%  
            (for electrophoresis, for molecular biology, 99.0%(titration))
外觀Appearance                             White Powder
溶解性Solubility                           Colorless Clear,16 g + 100 mL 3 M NaOH
干燥損失Loss on Drying                     7 - 11 %
鐵Iron (Fe)                                ≤ 0.005 %
鉛Lead (Pb)                                ≤ 0.002 %
不溶物Insoluble matter                     ≤ 0.005 %
氮川三乙酸Limit of Nitrilotriacetic Acid   ≤ 0.1 %
純度Purity Titration by EDTA               99.0 - 101.0 %
電泳測試electrophoresis test               pass
DNA酶DNases,                              none detected
RND酶RNases,                              none detected
不溶物insoluble matter,                   passes filter test
磷酸酶phosphatases,                       none detected
蛋白酶proteases,                          none detected

品級Grade                               色譜級,≥99.0%  
                                     (for HPLC, ≥99.0%)
純度Purity                               ≥99.0% (KT)
不溶物insoluble matter,                  passes filter test
水溶性solubility H2O:                    soluble0.1 M, clear, colorless
氯chloride (Cl-):                        ≤50 ppm
硫酸根sulfate (SO42-):                   ≤50 ppm
  Al:                                    ≤5 ppm
  Ba:                                    ≤5 ppm
  Bi:                                    ≤5 ppm
  Ca:                                    ≤10 ppm
  Cd:                                    ≤5 ppm
  Co:                                    ≤5 ppm
  Cr:                                    ≤5 ppm
  Cu:                                    ≤5 ppm
  Fe:                                    ≤5 ppm
  K:                                     ≤50 ppm
  Li:                                    ≤5 ppm
  Mg:                                    ≤5 ppm
  Mn:                                    ≤5 ppm
  Mo:                                    ≤5 ppm
  Ni:                                    ≤5 ppm
  Pb:                                    ≤5 ppm
  Sr:                                    ≤5 ppm
  Zn:                                    ≤5 ppm
λ                                    0.1 M in H2O
UV absorption λ: 260 nm A:               ≤0.15
  λ: 270 nm A:                           ≤0.05
  λ: 280 nm A:                           ≤0.03
  λ: 290 nm A:                           ≤0.02
  λ: 500 nm A:                           ≤0.02
RP gradient test                         corresponds for standard


品級Grade                             植物細胞培養(yǎng)級,≥99.0%  
                                (for plant cell culture,≥99.0%)  
外觀Appearance                            White Powder
水溶性Solubility                          Clear to Very Slightly Hazy
16 g + 100 mL, 3 M NaOH
干燥損失Loss on Drying                     7- 11 %
純度Purity Titration by EDTA               99.0 - 101.0 %
鈉Sodium (Na) by ICP                       11.0- 12.6 %
植物細胞培養(yǎng)測試Plant Cell Culture Test    Pass

  

危險性質(zhì)

危險品標(biāo)志  Xi,Xn
WGK Germany  2
RTECS號 AH4025000
F  3
危險類別碼  36-52/53-36/38-36/37/38-22
安全說明  26-61-37/39-36/37/39-36

用途及存儲

用途? 螯合劑;防腐劑;抗氧化增效劑;加工助劑。
用途? 用于氧羧絡(luò)合劑,還用于制藥工業(yè)
用途? 用作絡(luò)合劑,也用于制藥、彩色顯影及稀有金屬的冶煉等?

??密封干燥保存。