三羟甲基氨基甲烷 |
Tris(hydroxymethyl)aminomethane |
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CAS号: |
77-86-1 |
分子式: |
C4H11NO3; NH2C(CH2OH)3 |
分子量: |
121.14 |
MDL: |
MFCD00004679 |
EINECS: |
201-064-4 |
别名: |
三羟甲基氨基甲烷 ;缓血酸铵,三(羟甲基)氨基甲烷,2-氨基-2-(羟甲基)-1,3-丙二醇,氨丁三醇,三甲醇氨基甲烷,氨基丁三醇
2-Amino-2-(hydroxymethyl)-1,3-propanediol;THAM;Tris base |
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试剂货号 |
试剂名称 |
规格 |
包装 |
单价(RMB) |
购买数量 |
购买 |
备注 |
M004229 |
三羟甲基氨基甲烷 |
BR |
100g |
156.00 |
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M004230 |
三羟甲基氨基甲烷 |
AR |
100g |
106.00 |
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M004231 |
三羟甲基氨基甲烷 |
AR |
500g |
298.00 |
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M025775 |
三羟甲基氨基甲烷 |
GR |
100g |
170.00 |
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M047685 |
三羟甲基氨基甲烷标准品 |
纯品型,有证书 |
0.1g |
798.00 |
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进口 |
M098734 |
三羟甲基氨基甲烷 |
99% |
25g |
38.00 |
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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。溶解度(:550 g/L水 (25°C),79.1MG/ML 乙二醇,26MG/ML 甲醇 (25°C),22.0MG/ML 95% 乙醇- 14MG/ML DMF (25°C),2.0MG/ML 丙酮,0.5MG/ML 乙酸乙酯(25°C),0.05MG/ML 氯仿,<0.05MG/ML CCL4 (25°C)。 |
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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 |
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1. 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。 2 . 主要用于医药中间体
3. 用作生化试剂
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