品名 | 規(guī)格 | 包裝 | 單價 | 貨期 |
4-(2-羥乙基)-1-哌嗪丙磺酸(HEPPS) | 用于細胞培養(yǎng),≥99.5% (T) | 100g | 1078元 | 咨詢客服 |
4-(2-羥乙基)-1-哌嗪丙磺酸(HEPPS) | 用于細胞培養(yǎng),≥99.5% (T) | 25g | 418元 | 咨詢客服 |
4-(2-羥乙基)-1-哌嗪丙磺酸(HEPPS) | ≥99.5% (T) | 100g | 638元 | 咨詢客服 |
4-(2-羥乙基)-1-哌嗪丙磺酸(HEPPS) | ≥99.5% (T) | 25g | 198元 | 咨詢客服 |
4-(2-羥乙基)-1-哌嗪丙磺酸(HEPPS) | ≥99.0% (T) | 100g | 418元 | 咨詢客服 |
4-(2-羥乙基)-1-哌嗪丙磺酸(HEPPS) | ≥99.0% (T) | 25g | 121元 | 咨詢客服 |
品級Grade 超純級
(Ultra pure,≥99.5% (T))
外觀Appearance 白色粉末
含量assay ≥99.5% (titration)
磷Phosphorus (P) ≤0.005%
不溶物Insoluble matter ≤0.1%
灼燒殘渣Residue on ignition ≤0.1%
pH 5.0-7.0 (20 °C, 1 M in H2O)
useful pH range 7.3 - 8.7
pKa 8
水溶性solubility H2O: soluble1 M at 20 °C, clear, colorless
溴bromide (Br-): ≤0.1%
Al: ≤0.0005%
Ca: ≤0.002%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Mg: ≤0.0005%
NH4+: ≤0.1%
Na: ≤0.005%
Pb: ≤0.001%
Zn: ≤0.0005%
A260(1M,water): ≤0.1
A280(1M,water): ≤0.1
品級Grade 細胞培養(yǎng)級
(for cell culture, ≥99.5%)
外觀Appearance 白色粉末
含量assay ≥99.5% (titration)
heavy metals (as Pb): ≤5 ppm
灼燒殘渣Residue on ignition ≤0.1%
水溶性solubility H2O: soluble1 M at 20 °C, clear, colorless
A260(1M,water): ≤0.1
A280(1M,water): ≤0.1
DNA酶DNases, none detected
RND酶RNases, none detected
磷酸酶phosphatases, none detected
蛋白酶proteases, none detected
內切酶Endonuclease, none detected
內毒素Endotoxin ≤ 0.1 EU/MG
標準平板計數Standard plate count ≤100 CFU/G
細胞培養(yǎng)測試cell culture test pass
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