hepes buffer 99%

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Description

Good zwitteruonic buffer substance suitable for tissue culture work pka – 7.5, Useful pH range 6.8 – 8.2
4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid; N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid)

CAS 7365-45-9
Molecular Formula C8H18N2O4S
Molecular Weight 238.30
Shelf Life 60 Months
Physical Properties
Physical State at 20 °C Solid Colour White powder
pH Value 5.0 – 6.5 at 238 g/l at 25 °C Melting Point/ Freezing Point [°C] 234 °C
Solubility in Water [% weight] Soluble in water
Specifications
Appearance White powder Assay Min 99%
Chloride (Cl) Max 0.005% Sulphate (So4) Max 0.005%
Heavy Metal (As Pb) Max 0.0005% Sodium (Na) Max 0.01%
Loss On Drying (At 105°C) Max 1.0%
Dangerous Goods Information
UN Number – DG Class –

hepes buffer 99%

Price range: $17.75 through $540.95

SKU C01331-00005-HS Category
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