吗啉乙磺酸|4432-31-9|4-吗啉乙磺酸，2-(N-吗啉基)乙磺酸|艾科试剂

货号	品名	产品规格	包装	单价(RMB)	促销价(RMB)	可用库存	备注
129036	吗啉乙磺酸	≥99% (T),water≤1.0%	50g	780.00	624	>10	c-d
129035	吗啉乙磺酸	≥99% (T),water≤1.0%	250g	2690.00	2152	>10	c-d
129034	吗啉乙磺酸	≥99.5% (T)	25g	195.00	156	>10	c-d
129033	吗啉乙磺酸	≥99.5% (T)	100g	695.00	556	>10	c-d
129032	吗啉乙磺酸	≥99.5% (T)	500g	2580.00	2064	>10	c-d
129031	吗啉乙磺酸	for plant cell culture, ≥99.5%	25g	228.00	182.4	>10	c-d
129030	吗啉乙磺酸	for plant cell culture, ≥99.5%	100g	276.00	220.8	>10	c-d
129029	吗啉乙磺酸	for plant cell culture, ≥99.5%	500g	1090.00	872	>10	c-d
129028	吗啉乙磺酸	for molecular biology，≥99.5% (T)	10g	295.00	236	>10	c-d
129027	吗啉乙磺酸	for molecular biology，≥99.5% (T)	50g	1293.00	1034.4	>10	c-d
129026	吗啉乙磺酸	for molecular biology，≥99.5% (T)	250g	4580.00	3664	>10	c-d
129025	吗啉乙磺酸	99%	25g	137.00	109.6	>10	促销
129024	吗啉乙磺酸	99%	100g	395.00	316	>10	促销
129023	吗啉乙磺酸	99%	500g	1287.00	1029.6	>10	促销

性状

白色结晶粉末。
pH range 5.5 - 6.7
pKa 6.1
熔点: 316 °C

质量标准

≥99.0% (T)：

纯度Purity(Titration by NAOH)          ≥99.0% (T)
水分Water (by Karl Fischer)            ≤9%
useful pH range                        5.5 - 6.7
solubility H2O:                        soluble0.5 M at 20 °C, clear
anion traces chloride (Cl-):           ≤50 ppm
  sulfate (SO42-):                     ≤50 ppm
cation traces Ca:                      ≤50 ppm
  Cd:                                   ≤5 ppm
  Co:                                   ≤5 ppm
  Cr:                                   ≤5 ppm
  Cu:                                   ≤5 ppm
  Fe:                                   ≤5 ppm
  K:                                    ≤50 ppm
  Mg:                                   ≤5 ppm
  Mn:                                   ≤5 ppm
  Na:                                   ≤50 ppm
  Ni:                                   ≤5 ppm
  Pb:                                   ≤5 ppm
  Zn:                                   ≤5 ppm

≥99.5% (T)：

外观Appearance                           White Crystalline Powder
纯度Purity(Titration by NAOH)            ≥99.5 %
Anhydrous
水分Water (by Karl Fischer)              ≤5%
灼烧残渣ign. residue (900 °C)            ≤0.05% (as SO4)
pH                                        2.5-4.0 (25 °C, 0.5 M in H2O)
useful pH range                           5.5 - 6.7
pKa (25 °C)                              6.1
水溶性solubility H2O:                     soluble0.5 M at 20 °C, clear, colorless
氯chloride (Cl-):                         ≤50 ppm
硫酸根sulfate (SO42-):                    ≤50 ppm
cation traces
  Al:                                     ≤5 ppm
  As:                                     ≤0.1 ppm
  Ba:                                     ≤5 ppm
  Bi:                                     ≤5 ppm
  Ca:                                     ≤20 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                                    0.5 M in H2O
UV absorption λ: 260 nm A:                ≤0.025
  λ: 280 nm A:                            ≤0.020

品级Grade                              分子生物学级，≥99.5% (T)
                                (for molecular biology，≥99.5% (T))
外观Appearance                           White Crystalline Powder
纯度Purity(Titration by NAOH)            ≥99.5 %
Anhydrous
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
灼烧残渣ign. residue (900 °C)            ≤0.05% (as SO4)
pH                                        2.5-4.0 (25 °C, 0.5 M in H2O)
useful pH range                           5.5 - 6.7
pKa (25 °C)                              6.1
水溶性solubility H2O:                     soluble0.5 M at 20 °C, clear, colorless
氯chloride (Cl-):                         ≤50 ppm
硫酸根sulfate (SO42-):                    ≤50 ppm
cation traces
  Al:                                     ≤5 ppm
  As:                                     ≤0.1 ppm
  Ba:                                     ≤5 ppm
  Bi:                                     ≤5 ppm
  Ca:                                     ≤20 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                                    0.5 M in H2O
UV absorption λ: 260 nm A:                ≤0.025
  λ: 280 nm A:                            ≤0.020

品级Grade                                植物细胞培养级
                              (for plant cell culture, ≥99.5%)
外观Appearance                           White Crystalline Powder
纯度Purity(Titration by NAOH)            ≥99.5 %
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
Anhydrous
水分Water (by Karl Fischer)              ≤5 %
灼烧残渣ign. residue (900 °C)            ≤0.05% (as SO4)
pH                                        2.5-4.0 (25 °C, 0.5 M in H2O)
useful pH range                           5.5 - 6.7
pKa (25 °C)                              6.1
水溶性solubility H2O:                     soluble0.5 M at 20 °C, clear, colorless
内毒素Endotoxin Level                     ≤0.1 EU/mg
总好氧微生物计数Total Aerobic Microbial Count
                                          ≤100 CFU/g
植物细胞培养试验Plant Cell Culture Test   Pass

≥99% (T),水分≤1.0%：
（≥99% (T),water≤1.0% ）

外观appearance                          white powder
水溶性solubility                        clear colorless solution at 20 g plus 80 ml of water
红外光谱鉴别Infrared spectrometry       Conforms to Structure
纯度purity by TITRATION WITH NAOH       ≥99.0%(anhydrous basis)
水分water by karl fischer               ≤1.0%
紫外吸收uv absorbance                   ≤ 0.05 at 290nm (20%w/w)
重金属heavy metals                      ≤5 ppm (as lead)