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HEPES, Sodium Salt [N-(2-Hydroxyethyl) piperazine-N'-(2-ethanesulfonic acid)], 250.0 Grams

Home Buffers Biological Buffers ( A - H ) HEPES, Sodium Salt, 250 G
Price$ 156.50
You Save$ 74.75

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100 G $ 92.50 250 G $ 156.50 500 G $ 275.50 1 KG $ 480.50 5 KG $ 1453.25
  • SKU: H75050-250.0
  • Pack Size: 250 G
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Total price: $ 470.75

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HEPES, Sodium Salt [N-(2-Hydroxyethyl) piperazine-N'-(2-ethanesulfonic acid)], 250.0 Grams
Description Specifications Documents

N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid)

75277-39-3

260.3

C8H17N2O4SNa

Water

Room Temperature


pKa (20°C): 7.45-7.65
pH Range: 6.8-8.2

0.3 lbs

3.50 x 3.75 x 3.50



Research or further manufacturing use only, not for food or drug use.
  • Appearance: White crystalline powder
  • Assay (Titration, dried basis): ≥ 98.0 %
  • Bioburden: ≤ 100 CFU/gm
  • Chloride (Cl): ≤ 0.1 %
  • Endotoxin: ≤ 0.04 EU/mg
  • Heavy Metals (as Pb): ≤ 1 ppm
  • Loss on Drying @ 105 oC, 3hrs: ≤ 3.0 %
  • pH (1% aqueous @ 25 oC): 9.4 - 11.0
  • pKa @ 20°C: 7.45 - 7.65
  • Solubility (1M Solution in H2O): Clear, complete and colorless
  • UV Absorbance @ 250nm 1M: ≤ 1.0
  • BSE/TSE Free: BSE/TSE Free
  • Country of Origin: Report

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