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525-05-3 - 1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt, 90+% - 1-Nitroso-R-salt - B23375 - Alfa Aesar

B23375 1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt, 90+%

CAS Number
525-05-3
Synonyms
1-Nitroso-R-salt

Size Price ($) Quantity Availability
25g 35.70
100g 90.70
500g 374.00
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1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt, 90+%

MDL
MFCD00003885
EINECS
208-369-1

Chemical Properties

Formula
C10H5NNa2O8S2
Formula Weight
377.26
Melting point
>300°
Solubility
Slightly soluble in methanol and ethanol.

Applications

1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt is the most sensitive determination of trace cobalt reagents used for determination of cobalt and potassium-sensitive reagents.

Notes

Store in a cool, dry conditions, in well sealed conditions. Store away from oxidizing agents.

Literature References

Erdal Kendüzler; Ali Rehber Türker. Determination of trace cadmium in waters by flame atomic absorption spectrophotometry after preconcentration with 1-nitroso-2-naphthol-3,6-disulfonic acid on Ambersorb 572. Annali di Chimica. 2005, 95 (1-2), 77-85.

J Miura; S Arima; M Satake.Column chromatographic pre-concentration of iron(III) in alloys and biological samples with 1-nitroso-2-naphthol-3,6-disulphonate and benzyldimethyltetradecylammonium-perchlorate adsorbent supported on naphthalene using atomic absorption spectrometry. Analyst (Cambridge UK). 1960, 115 (9), 1191-1195.

Reagent for determination of Co and other metals.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,6644
Beilstein
3643930
Harmonized Tariff Code
2908.99
TSCA
Yes
RTECS
QJ6480000

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