1,4-哌嗪二乙磺酸,哌嗪-N,N'-二(2-乙磺酸)，哌嗪-1,4-二乙磺酸,5625-37-6,化夏试剂

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1,4-哌嗪二乙磺酸 [5625-37-6]
英文名：PIPES
别名：哌嗪-N,N'-二(2-乙磺酸)，哌嗪-1,4-二乙磺酸
CAS号：5625-37-6 分子式：C8H18N2O6S2 分子量：302.37

P154696-500g 1,4-哌嗪二乙磺酸 [5625-37-6] 99% 500g 797.00
P154692-100g 1,4-哌嗪二乙磺酸 [5625-37-6] 99% 100g 192.00
P154697-25g 1,4-哌嗪二乙磺酸 [5625-37-6] 99% 25g 85.00
P154690-500g 1,4-哌嗪二乙磺酸 [5625-37-6] 99.5% 500g 2765.00
P154691-100g 1,4-哌嗪二乙磺酸 [5625-37-6] 99.5% 100g 690.00
P154699-25g 1,4-哌嗪二乙磺酸 [5625-37-6] 99.5% 25g 194.00
P154691-500g 1,4-哌嗪二乙磺酸 [5625-37-6] for cell culture, ≥99% 500g 3162.00
P154699-100g 1,4-哌嗪二乙磺酸 [5625-37-6] for cell culture, ≥99% 100g 872.00
P154698-25g 1,4-哌嗪二乙磺酸 [5625-37-6] for cell culture, ≥99% 25g 272.00
P154696-250g 1,4-哌嗪二乙磺酸 [5625-37-6] for molecular biology,≥99.5% (T) 250g 5920.00
P154695-50g 1,4-哌嗪二乙磺酸 [5625-37-6] for molecular biology,≥99.5% (T) 50g 1580.00

订货编号	商品名称	规格	包装	单价	促销价	会员价	数量
P154696-500g	1,4-哌嗪二乙磺酸 [5625-37-6]	99%	500g	797.00	797.00	登录可见	P154696-500g 1,4-哌嗪二乙磺酸 [5625-37-6] 99% 500g 797.00
P154692-100g	1,4-哌嗪二乙磺酸 [5625-37-6]	99%	100g	192.00	192.00	登录可见	P154692-100g 1,4-哌嗪二乙磺酸 [5625-37-6] 99% 100g 192.00
P154697-25g	1,4-哌嗪二乙磺酸 [5625-37-6]	99%	25g	85.00	85.00	登录可见	P154697-25g 1,4-哌嗪二乙磺酸 [5625-37-6] 99% 25g 85.00
P154690-500g	1,4-哌嗪二乙磺酸 [5625-37-6]	99.5%	500g	2765.00	2765.00	登录可见	P154690-500g 1,4-哌嗪二乙磺酸 [5625-37-6] 99.5% 500g 2765.00
P154691-100g	1,4-哌嗪二乙磺酸 [5625-37-6]	99.5%	100g	690.00	690.00	登录可见	P154691-100g 1,4-哌嗪二乙磺酸 [5625-37-6] 99.5% 100g 690.00
P154699-25g	1,4-哌嗪二乙磺酸 [5625-37-6]	99.5%	25g	194.00	194.00	登录可见	P154699-25g 1,4-哌嗪二乙磺酸 [5625-37-6] 99.5% 25g 194.00
P154691-500g	1,4-哌嗪二乙磺酸 [5625-37-6]	for cell culture, ≥99%	500g	3162.00	3162.00	登录可见	P154691-500g 1,4-哌嗪二乙磺酸 [5625-37-6] for cell culture, ≥99% 500g 3162.00
P154699-100g	1,4-哌嗪二乙磺酸 [5625-37-6]	for cell culture, ≥99%	100g	872.00	872.00	登录可见	P154699-100g 1,4-哌嗪二乙磺酸 [5625-37-6] for cell culture, ≥99% 100g 872.00
P154698-25g	1,4-哌嗪二乙磺酸 [5625-37-6]	for cell culture, ≥99%	25g	272.00	272.00	登录可见	P154698-25g 1,4-哌嗪二乙磺酸 [5625-37-6] for cell culture, ≥99% 25g 272.00
P154696-250g	1,4-哌嗪二乙磺酸 [5625-37-6]	for molecular biology,≥99.5% (T)	250g	5920.00	5920.00	登录可见	P154696-250g 1,4-哌嗪二乙磺酸 [5625-37-6] for molecular biology,≥99.5% (T) 250g 5920.00
P154695-50g	1,4-哌嗪二乙磺酸 [5625-37-6]	for molecular biology,≥99.5% (T)	50g	1580.00	1580.00	登录可见	P154695-50g 1,4-哌嗪二乙磺酸 [5625-37-6] for molecular biology,≥99.5% (T) 50g 1580.00

化学性质

白色粉末。 pH range 6.1 - 7.5 pKa (25 °C) 6.8 熔点：＞300℃

质量标准

99%：

外观Appearance                          white crystalline powder
红外光谱Infrared spectrometry           Conforms to Structure
纯度Purity(by sulfuric acid titration)  ≥99.0%
UV absorbance                           ≤0.1 at 290nm (20%w/w in 1N NaOH)
水分Water (by Karl Fischer)             ≤3%
重金属heavy metals (as lead)            ≤ 5ppm
溶解性solubility                        clear colorless solution at 20g plus 80ml of 1N NaOH

99.5%,超纯级:

灼烧残渣Residue on ignition               ≤0.2% (as SO4)
loss on drying, 110 °C                   ≤0.2%
useful pH range                           6.1 - 7.5
pKa (25 °C)                              6.8
碱溶性solubility 0.1 M NaOH:              soluble0.1 M at 20 °C, clear, colorless
anion traces
氯chloride (Cl-):                        ≤200 ppm
硫酸根离子sulfate (SO42-):               ≤50 ppm
cation traces 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:                                    ≤100 ppm
  Ni:                                    ≤5 ppm
  Pb:                                    ≤5 ppm
  Sr:                                    ≤5 ppm
  Zn:                                    ≤5 ppm
λ                                   0.1 M in 1 M NaOH
UV absorption λ: 260 nm A:              ≤0.055
  λ: 280 nm A:                          ≤0.040

品级Grade                               细胞培养级
                                (for cell culture, ≥99%)
外观Appearance                          white crystalline powder
红外光谱Infrared spectrometry           Conforms to Structure
纯度Purity(by sulfuric acid titration)  ≥99.0%
UV absorbance                           ≤0.1 at 290nm (20%w/w in 1N NaOH)
水分Water (by Karl Fischer)             ≤3%
重金属heavy metals (as lead)            ≤ 5ppm
溶解性solubility                        clear colorless solution at 20g plus 80ml of 1N NaOH
RNASE, DNASE, NICKASE AND PROTEASE      none detected
内毒素endotoxin assay                   NMT 0.1 EU/MG
标准平板细菌计数standard plate count    NMT 100 CFU/G
细胞培养测试cell culture test           pass

品级Grade                           分子生物学级
                          (for molecular biology,≥99.5% (T))
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Residue on ignition               ≤0.2% (as SO4)
loss on drying, 110 °C                   ≤0.2%
useful pH range                           6.1 - 7.5
pKa (25 °C)                              6.8
碱溶性solubility 0.1 M NaOH:              soluble0.1 M at 20 °C, clear, colorless
anion traces
氯chloride (Cl-):                        ≤200 ppm
硫酸根离子sulfate (SO42-):               ≤50 ppm
cation traces 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:                                    ≤100 ppm
  Ni:                                    ≤5 ppm
  Pb:                                    ≤5 ppm
  Sr:                                    ≤5 ppm
  Zn:                                    ≤5 ppm
λ                                   0.1 M in 1 M NaOH
UV absorption λ: 260 nm A:              ≤0.055
  λ: 280 nm A:                          ≤0.040