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AZOMETHINE-H MONOSODIUM SALT HYDRATE AR

(Reagent for the determination of boron)
4-Hydroxy-5-(2-hydroxybenzylideneamino)-naphthalene-2,7-disulfonic acid monosodium salt hydrate; 4-Hydroxy-5-(salicylideneamino)-2,7-naphthalenedisulfonic acid monosodium salt

COAs

Packings

1 g (00001)

5 g (00005)

1CLVI00055 1GBA000015
Print friendly version
Article No. 01602 Grade AR
Purity 95% CAS No. 206752-32-1
Molecular Formula C17H12NNaO8S2· xH2O Molecular Weight 445.40 (anhydrous basis)
H.S. Code 2925.2990 Shelf Life 60 Months

Specifications

Appearance Yellow to orange powder Identity (IR) Passes test
Purity (by HPLC) Min 95.0% Water (by KF) Max 8.0%
Specific absorptivity A 1%/1cm (236 nm; 0.0004%; 1 cm; water) Min 1200.0 Suitability (for photometric determination of boron) Conforms

Safety Information and Hazard Symbols

Exclamation Mark
Symbol: GHS07
 Signal Word: Warning
 Hazardous Statement: H315-H319-H335
 Precaution Statement: P261-P305 + P351 + P338
Revision Date: 12-Apr-2018

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