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三羟甲基氨基甲烷
Tris(hydroxymethyl)aminomethane
CAS号: 77-86-1
分子式: C4H11NO3
分子量: 121.14
别名: 氨丁三醇;三甲醇氨基甲烷;氨基丁三醇; 缓血酸铵;三(羟甲基)氨基甲烷;2-氨基-2-(羟甲基)-1,3-丙二醇
分子结构式:
  货号   品名   产品规格   包装   单价(RMB)   促销价(RMB) 可用库存 备注 数量
148520 三羟甲基氨基甲烷 药用级(EP, USP) 100g 199.00 189.05 >10 缺货
148519 三羟甲基氨基甲烷 BR 100g 125.00 118.75 >10 S-D1
148518 三羟甲基氨基甲烷 AR 100g 98.00 93.1 >10 S-D
148517 三羟甲基氨基甲烷 分子生物学级, ≥99.9% (T) 500g 386.00 366.7 >10 S-D
148516 三羟甲基氨基甲烷 ACS 500g 386.00 366.7 >10 S-D
148515 三羟甲基氨基甲烷 药用级(EP, USP) 500g 386.00 366.7 >10 S-D
148514 三羟甲基氨基甲烷 细胞培养级, ≥99.9% (T) 100g 249.00 236.55 >10 S-D
148513 三羟甲基氨基甲烷 AR 500g 308.00 292.6 >10 S-D
148512 三羟甲基氨基甲烷 PT 25g 179.00 170.05 >10 S-D
148511 三羟甲基氨基甲烷 ACS 100g 105.00 99.75 >10 S-D
性状
质量标准
用途
危险性质
贮存

白色结晶或结晶性粉末。水溶液在空气中不吸收二氧化碳,0.1mol/L水溶液pH10.4。对铜、铝有腐蚀作用。
熔点:170℃
沸点:219-220℃(10 mmHg)
 

品级Grade                               USP/EP,≥99.9% (T),已细胞培养测试
                                  (EP, USP, cell culture tested, ≥99.9% (T))
外观Appearance                            White Crystalline Powder
灼烧残渣Residue on ignition (Ash)         ≤ 0.1 %
水溶性Solubility                          Colorless,Clear,200 g plus 300 ml of H2O
细胞培养测试Cell Culture Test             Pass
DNA酶,外切酶DNAse, Exonuclease Detection None Detected
核酸内切酶NICKase,Endonuclease Detection  None Detected
蛋白酶检测Protease Detection             None Detected
氯Chloride (Cl)                          ≤ 100 ppm
内毒素Endotoxin Level                    ≤ 1 EU/mg
Iron (Fe)                                ≤ 1 ppm
ICP atomic emission
重金属Heavy Metal(as Lead)               ≤ 2 ppm
鉴别试验Identity Test B (EP)              Pass
鉴别试验Identity Test C (EP)              Pass
鉴别试验Identity Test A (USP)             Pass
水分Water (by Karl Fischer)              ≤ 0.2 %
干燥失重Loss on Drying                   ≤ 0.5 %
(EP)
UV absorption 290 nm, 1 % in H2O         ≤0.05
UV absorption 260 nm, 10 % in H2O        ≤0.03
UV absorption 280 nm, 10 % in H2O        ≤0.02
UV absorption 430 nm, 10 % in H2O        ≤0.004
UV absorption 290 nm, 40 % in H2O        ≤0.2
 
 
项目                                    ACS级  
                                        (ACS)
外观Appearance                          白色结晶粉末或针状结晶
红外光谱鉴别Infrared spectrometry       符合
含量Assay (以干基计)                    99.8 - 100.1 % (HCl-titration)
水分Water                               <2 % (K.F.)
重金属Heavy metals (as Pb)              <5 ppm
吸光度Absorbance                        passes test
不溶性物质Insoluble matter              <0.005 %
铁Fe                                    < 5 ppm
 
 
品级Grade                               分子生物学级  
                                  (grade for molecular biology, ≥99.9% (T))
含量assay                               ≥99.9% (T)
灼烧残渣Residue on ignition             ≤0.01% (as SO4)
干燥损失loss on drying                  ≤0.5% , 110 °C
pH                                      10.5-12.0 (25 °C, 4 M in H2O)
useful pH range                         7 - 9
pKa (25 °C)                            8.1
水溶性solubility H2O:                   soluble4 M at 20 °C, clear, colorless
氯chloride (Cl-):                       ≤20 ppm
硫酸根sulfate (SO42-):                  ≤5 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 4 M in H2O
UV absorption
  λ: 260 nm A:                         ≤0.10
  λ: 280 nm A:                         ≤0.08
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
 
 
品级Grade                              细胞培养级  
                                 (for cell culture , ≥99.9% (T))
外观Appearance                          白色粉末
纯度Purity                              ≥99.9% (T)  
水溶解试验solubility in water           clear colorless , 200g plus 300ml of water
水分water                               ≤0.2%(K.F)
紫外吸收UV absorbance                   ≤ 0.05 at 290nm (40%w/w)
重金属heavy metals (as lead)            ≤2 ppm
细胞培养测试Cell culture test           pass

主要用于医药中间体;用作生化试剂 ; 磷霉素的中间体,亦可作硫化促进剂、化妆品(霜剂、洗剂)、矿物油、石蜡乳化剂,生物学缓冲剂

海关编码  29221980
危险品标志  Xi
危险类别码  36/37/38
WGK Germany  2
RTECS  TY2900000
F            3
安全说明  26-36-37/39

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