• 鹽酸胍 [50-01-1]

  • 英文名:Guanidine Hydrochloride
  • 別名:鹽酸亞氨脲;胍鹽酸鹽;氨基甲脒鹽酸鹽;胍單鹽酸鹽
  • CAS號:50-01-1 分子式:CH5N3·HCL 分子量:95.53
P107167-500g 鹽酸胍 [50-01-1] 99.5%GR 500g 178.00 促銷價(jià):124.60
P107166-25g 鹽酸胍 [50-01-1] 99.5%GR 25g 32.00 促銷價(jià):22.40
P107162-500g 鹽酸胍 [50-01-1] AR 500g 100.00 促銷價(jià):63.00
P107163-100g 鹽酸胍 [50-01-1] AR 100g 50.00 促銷價(jià):31.50
P107169-25g 鹽酸胍 [50-01-1] AR 25g 23.00 促銷價(jià):14.49
P107163-250ml 鹽酸胍 [50-01-1] DNA級鹽酸胍溶液, 8M 250ml 328.00 促銷價(jià):246.00
P107162-100ml 鹽酸胍 [50-01-1] DNA級鹽酸胍溶液, 8M 100ml 200.00 促銷價(jià):150.00
P107165-250ml 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 250ml 442.00 促銷價(jià):331.50
P107164-100ml 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 100ml 264.00 促銷價(jià):198.00
P107166-1L 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 1L 900.00 促銷價(jià):675.00
P107160-500g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 500g 842.00 促銷價(jià):631.50
P107169-100g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 100g 335.00 促銷價(jià):251.25
P107168-25g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 25g 140.00 促銷價(jià):105.00
P107167-5g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 5g 64.00 促銷價(jià):48.00
訂貨編號 商品名稱 規(guī)格 包裝 單價(jià) 促銷價(jià) 會(huì)員價(jià) 數(shù)量
P107167-500g 鹽酸胍 [50-01-1] 99.5%GR 500g 178.00 124.60 登錄可見
P107167-500g 鹽酸胍 [50-01-1] 99.5%GR 500g 178.00 促銷價(jià):124.60
P107166-25g 鹽酸胍 [50-01-1] 99.5%GR 25g 32.00 22.40 登錄可見
P107166-25g 鹽酸胍 [50-01-1] 99.5%GR 25g 32.00 促銷價(jià):22.40
P107162-500g 鹽酸胍 [50-01-1] AR 500g 100.00 63.00 登錄可見
P107162-500g 鹽酸胍 [50-01-1] AR 500g 100.00 促銷價(jià):63.00
P107163-100g 鹽酸胍 [50-01-1] AR 100g 50.00 31.50 登錄可見
P107163-100g 鹽酸胍 [50-01-1] AR 100g 50.00 促銷價(jià):31.50
P107169-25g 鹽酸胍 [50-01-1] AR 25g 23.00 14.49 登錄可見
P107169-25g 鹽酸胍 [50-01-1] AR 25g 23.00 促銷價(jià):14.49
P107163-250ml 鹽酸胍 [50-01-1] DNA級鹽酸胍溶液, 8M 250ml 328.00 246.00 登錄可見
P107163-250ml 鹽酸胍 [50-01-1] DNA級鹽酸胍溶液, 8M 250ml 328.00 促銷價(jià):246.00
P107162-100ml 鹽酸胍 [50-01-1] DNA級鹽酸胍溶液, 8M 100ml 200.00 150.00 登錄可見
P107162-100ml 鹽酸胍 [50-01-1] DNA級鹽酸胍溶液, 8M 100ml 200.00 促銷價(jià):150.00
P107165-250ml 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 250ml 442.00 331.50 登錄可見
P107165-250ml 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 250ml 442.00 促銷價(jià):331.50
P107164-100ml 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 100ml 264.00 198.00 登錄可見
P107164-100ml 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 100ml 264.00 促銷價(jià):198.00
P107166-1L 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 1L 900.00 675.00 登錄可見
P107166-1L 鹽酸胍 [50-01-1] 無RNase的鹽酸胍溶液, 8M 1L 900.00 促銷價(jià):675.00
P107160-500g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 500g 842.00 631.50 登錄可見
P107160-500g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 500g 842.00 促銷價(jià):631.50
P107169-100g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 100g 335.00 251.25 登錄可見
P107169-100g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 100g 335.00 促銷價(jià):251.25
P107168-25g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 25g 140.00 105.00 登錄可見
P107168-25g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 25g 140.00 促銷價(jià):105.00
P107167-5g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 5g 64.00 48.00 登錄可見
P107167-5g 鹽酸胍 [50-01-1] 蛋白變性專用,99.5% 5g 64.00 促銷價(jià):48.00
  •  訂貨編號
  •  商品名稱
  •  規(guī)格
  •  包裝
  •  單價(jià)
  •  促銷價(jià)
  •  會(huì)員價(jià)
  •  數(shù)量

化學(xué)性質(zhì)

白色結(jié)晶性粉末。易溶于水和乙醇,水溶液呈中性。有毒,半數(shù)致死量(小鼠,腹腔)500mg/kg。有刺激性。 密度:1.354 熔點(diǎn):187℃-190℃

質(zhì)量標(biāo)準(zhǔn)

  

項(xiàng)目                                      分析純    
                                          (AR)      
銨鹽ammonium salt                         ≤0.05%  
含量Assay                                 ≥99.0%  
水分Water                                 ≤0.2%  
水溶解試驗(yàn)Solubility(in water)            合格
灼燒殘?jiān)黂esidue ignition                  ≤0.1%


項(xiàng)目                                      化學(xué)純  
                                           (CP)
銨ammonium salt                           ≤0.1%  
含量Assay                                 ≥98.0%  
水分Water                                 ≤0.5%  
水溶解試驗(yàn)Solubility(in water)            合格  
灼燒殘?jiān)黂esidue ignition                  ≤0.2%


品級Grade                                蛋白變性專用  
                                        (for Protein Research)
外觀Appearance                          白色結(jié)晶性粉末
紅外光譜鑒別Infrared spectrometry       和對照匹配
純度Purity                              ≥99.5% (銀量滴定)  
熔點(diǎn)Melting point                       185°C - 189°C
蛋白分析測試protein-analysis            pass test
蛋白變性試驗(yàn)Protein denaturation test   pass test
不溶物insoluble matter                  passes filter test
灼燒殘?jiān)黫gn. residue                    ≤0.05% (as SO4)
干燥損失loss on drying                  ≤0.05% , 20 °C (HV)
pH                                      4.5-6.0 (25 °C, 6 M in H2O)  
λ 6 M in H2O (6mol/L, H2O)
紫外吸光度UV absorption
  λ: 260 nm A:                          ≤0.03
  λ: 280 nm A:                          ≤0.02



品級Grade                               分子生物學(xué)級  
                                 (for molecular biology, ≥99.5% (AT))
外觀Appearance                          白色粉末
紅外光譜鑒別Infrared spectrometry       Conforms
純度Purity                              ≥99.5% (銀量滴定)
DNA酶DNases,                            none detected
RNA酶RNases,                            none detected
不溶物insoluble matter,                 passes filter test
磷酸酶phosphatases,                     none detected
蛋白酶proteases,                        none detected
灼燒殘?jiān)黂esidue on ignition            ≤0.05% (as SO4)
干燥損失loss on drying                 ≤0.05%, 20 °C (HV)
pH                                     4.5-6.0 (25 °C, 6 M in H2O)
熔點(diǎn)Melting point                      187°C - 190°C
水溶性solubility H2O:                  無色透明
sulfate (SO42-):                       ≤50 ppm
  Al:                                  ≤5 ppm
  As:                                  ≤0.1 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
  Na:                                  ≤50 ppm
  Ni:                                  ≤5 ppm  
  Pb:                                  ≤5 ppm  
  Sr:                                  ≤5 ppm  
  Zn:                                  ≤5 ppm  
λ 6 M in H2O (6mol/L, H2O)
紫外吸光度UV absorption
  λ: 260 nm A:                         ≤0.03
  λ: 280 nm A:                         ≤0.02


品級Grade                                  99.5%

外觀Appearance                          White powder
純度Purity(titration)                   ≥99.5 %
溶解試驗(yàn)Solubility                      Colorless and clear(6 M in H2O)
干燥失重Loss on Drying                  ≤0.05 %
灼燒殘?jiān)黂esidue on ignition (Ash)       ≤0.05 %
不溶物Insoluble Matter                  Passes filter test

  

危險(xiǎn)性質(zhì)

WGK Germany  1
RTECS號 MF4300000
F  3-10
危險(xiǎn)品標(biāo)志  Xn,Xi
危險(xiǎn)類別碼  22-36/38
安全說明  26-36-22

  

用途及存儲(chǔ)

檢定金、銥、鋨、鉑和釕。變性,RNA分離。
強(qiáng)離液劑,用以變性和復(fù)性蛋白質(zhì)。這種強(qiáng)勁的變性劑可以溶解不溶或變性的蛋白,如包涵體。這被用來作為復(fù)性到蛋白質(zhì)或酶復(fù)性到活性狀態(tài)的第一步。尿素和二硫蘇糖醇(DTT)可能也是必要的。

  密封干燥保存。