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TAPSO, 100 g

Examples of effect: Lead to damage to heath, cause irritation to eyes, skin or respiratory organs. Are fatal in larger quantities. Safety: As previously stated, in the event of skin irritation or contact with eyes, rinse with water or a suitable medium.
i causes skin irritation, causes serious eye irritation, may cause respiratory irritation
P261 P302+P352 P305+P351+P338 P337+P313
i avoid breathing dust, IF ON SKIN: Wash with plenty of water, IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing, if eye irritation persists: Get medical advice/attention
Pack Qty.
3-N-Tris-(hydroxymethyl)-methylamino-2-hydroxypropanesulphonic acid sodium salt
Empirical formula C7H17NO7S
Molar mass (M) 259,28 g/mol
Melting point (mp) 222 °C
CAS No. 68399-81-5
EG-Nr. 269-993-8

€112.90/Pack Qty. 

excl. VAT. | 100 g per Pack Qty.

Art. No. 6628.2

In production
from 6 Pack Qty. €107.26/Pack Qty.
from 24 Pack Qty. €101.61/Pack Qty.
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Product details


Technical Information
pH range 7.0 to 8.2 
Buffer reagent 3-N-Tris(hydroxymethyl)-methylamino-2-hydroxypropanesulphonic acid 
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Art. No. Pack Qty. Pack. Price Quantity
6628.1 25 g plastic


6628.2 100 g plastic


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Downloads / MSDS

Certificates of Analysis

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The following analysis certificates have been found:

Type analysis

Assay (titr.)≥99 %
Loss on drying≤1,0 %
pH value (1 % solution)4,2-4,7
260 nm≤0,04
280 nm≤0,02