TAPS BUFFER 99% FOR BIOCHEMISTRY

Product Code B-02617 BRAND Bio-Chem
Grade FOR BIOCHEMISTRY CAS No 29915-38-6
Molecular Formula C7H17NO6S Molecular Weight 243.28
H.S.Code 3822.00900 Shelf Life 36 Months
Purity 99 %

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Melting point/ Freezing point [°C] 230 - 35 °C Odour Odorless
Flash point [°C] > 110 °C Solubility in water [% weight] 121.6 g/l at 20 °C

Packaging

1-Amino-2-Naphthol-4-Sulfonic Acid

Specification

Appearance
White crystalline powder
Assay (alkalimetric)
Min 99%
UV absorbance (at 250 nm; 20 g/l; 1 cm; water)
Max 0.05
Chloride (Cl)
Max 0.005%
Sulphate (SO4)
Max 0.005%
Heavy metal (as Pb)
Max 0.0005%
Sodium (Na)
Max 0.005%
Loss on drying (at 105°C)
Max 0.2%
Biological buffer, pKa at 20°C
8.40

Safety Information and Hazard Symbols

Symbol: GHS02 , GHS05 ,GHS07 ,GHS09
Signal Word: Warning

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