High Quality 1-Nitroso-2-Naphthol Best Price CAS 131-91-9

• CAS No.: 131-91-9
• Formula: C10h7no2
• EINECS: 205-043-0
• Type: Synthesis Material Intermediates
• Appearance: Powder
• Quality: Industrial
• Model NO.: HHGYY
• Colour: Red
• Sample: Available
• Purity: 99%
• MW: 173.17
• Transport Package: Drum
• Specification: 25kg/drum
• Trademark: Haihang
• Origin: China

Product Description

High Quality 1-Nitroso-2-naphthol Best Price CAS 131-91-9

Description

1-Nitroso-2-naphtholDetails

Chemical Name:1-Nitroso-2-naphthol

CAS No.:131-91-9

Molecular Formula: C10H7NO2

Molecular Weight: 173.17

Appearance:Dark red to red voilet power

1-Nitroso-2-naphtholTypical Properties

 

Item	Standard	Result
Appearance	Dark red to red voilet power	Conforms
Purity(%) HPLC	≥95%	97.5%
Moisture	<5%	2.9%

1-Nitroso-2-naphtholUsage

1. The product is sulfonated, diazotized, and nitrated to obtain 6-nitro-2,1-hydroxydiazophthalene-4-sulfonic acid.

2. Also known as 6-nitro-1,2-diazooxynaphthalene-4-sulfonic acid, an intermediate for acidic medium black dyes.

3. This product is a reagent for the determination of cobalt, palladium, copper and iron.

4. Used as photometric method for the determination of cobalt, palladium and zirconium

5. Used as a coprecipitant for enrichment of Cr3 , Co2 , Fe2 , UO

6. Also used as an extractant for Ag , Cd2 , Co2 , Cu2 , Ni2 , Th4 plasma, and a method for determining cobalt precipitant by weighing method

7. Used as an intermediate in organic synthesis

1-Nitroso-2-naphtholPackaging and Shipping

25kg/drum

1-Nitroso-2-naphtholStorage

Stored in cool dry ventilated warehouse away from fire, heat and light