391338
HEPES
≥99% dry basis (titration), crystalline powder, amniosulfonic acid buffer
Synonym(s):
HEPES, N-2-Hydroxyethylpiperazine-Nʹ-2-ethanesulfonic Acid, 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid)
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About This Item
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Product Name
HEPES, ULTROL® Grade, ≥99% dry basis (titration), zwitterionic N-substituted aminosulfonic acid buffer
Quality Level
assay
≥99% dry basis (titration)
form
crystalline powder
manufacturer/tradename
Calbiochem®
storage condition
OK to freeze
color
white
useful pH range
6.8-8.2
pKa (25 °C)
7.5
solubility
water: 1 M
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This Item | H7523 | H23830 | PHR1428 |
---|---|---|---|
100 | 400 | 200 | 300 |
crystalline powder | powder | crystalline | - |
15-25°C | - | room temp | 2-30°C |
OK to freeze | - | (Tightly closed. Dry) | - |
water: 1 M | H2O: 1 M, clear, colorless | water: 1 M, clear, colorless | - |
General description
Absorbance (1.0 M, H2O, 280 nm): ≤0.04
Warning
Reconstitution
Legal Information
Storage Class
13 - Non Combustible Solids
wgk_germany
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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