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meta-Phosphoric acid, 500 g

p.a., pieces (hyaline)
Examples of effect: Damage metals and burn body tissues; may cause serious eye damage. Safety: Avoid contact; wear safety spectacles and gloves. In the event of contact with eyes and skin, rinse with water.
i causes severe skin burns and eye damage
P280 P302+P352 P305+P351+P338 P310
i wear protective gloves/eye protection, 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, immediately call a POISON CENTER/doctor
Pack Qty.
Empirical formula (HPO3)n
Density (D) 2,4 g/cm³
Boiling point (bp) >500 °C
Melting point (mp) 150 °C
CAS No. 37267-86-0
EG-Nr. 253-433-4
UN-Nr. 3453

Reagent for protein, vitamines, urea and glucose. Stabilised with sodium metaphosphate (NaPO3)n.

€147.85/Pack Qty. 

excl. VAT. | 500 g per Pack Qty.

Art. No. CN91.3

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from 6 Pack Qty. €140.46/Pack Qty.
from 24 Pack Qty. €133.06/Pack Qty.
meta-Phosphoric acid
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Art. No. Pack Qty. Pack. Price Quantity
CN91.1 100 g plastic


CN91.2 250 g plastic


CN91.3 500 g plastic


CN91.4 1 kg plastic


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Downloads / MSDS

General information

Indicators and Dyes

Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.

Acids and Bases for Analysis (p.a.)

Carl ROTH provides suitable acids and bases for different requirements!

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Certificates of Analysis

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The following analysis certificates have been found:

Guarantee analysis

Assay (HPO3)40-50 %
Assay (NaPO3)50-60 %
Chloride (Cl)≤0,001 %
Nitrate (NO3)≤0,001 %
reducing substances (as H3PO3)≤0,02 %
Arsenic (As)≤0,0001 %
Iron (Fe)≤0,005 %