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LC4590 Phenylhydrazinium chloride
GR for analysis Reag. Ph Eur


Order number Packaging Quantity Price €
AC31590 Glass bottle 100 g 50.40
AC31590 Glass bottle 250 g 89.55


Product information
Grade Reag. Ph Eur
Synonyms Phenylhydrazine hydrochloride
Hill Formula C6H9ClN2
HS Code 2928 00 90
EC number 200-444-7
Molar mass 144.6 g/mol
EC index number 612-023-00-9
CAS number 59-88-1


Chemical and physical data
Solubility 50 g/l (20 °C)
Melting point 242 – 246 °C (decomposition)
Molar mass 144.6 g/mol
Bulk density 330 kg/m3
pH value 2.6 – 2.9 (50 g/l, H2O)


Safety information
R Phrase R 45-23/24/25-36/38-43-48/23/24/25-50-68
May cause cancer.Also toxic by inhalation, in contact with skin and if swallowed.Irritating to eyes and skin.May cause sensitization by skin contact.Also toxic: danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed.Very toxic to aquatic organisms.Possible risk of irreversible effects.
S Phrase S 53-45-61
Avoid exposure – obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger carcinogenic, toxic, irritant, sensitizing, dangerous for the environment, mutagenic
Hazard Symbol Toxic
Dangerous for the environment
RTECS MV9000000
Storage class 6.1A Combustible substances, toxic
WGK WGK 3 highly water endangering
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).


Transport information
Declaration (transport by sea) IMDG-Code UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(PHENYLHYDRAZINIUM CHLORIDE), 6.1, II


Assay (argentometric) ≥ 99 %
Identity (IR-spectrum) passes test
Solubility in ethanol passes test
Solubility in water passes test
Melting point 242 – 246 °C
Sulphate (SO4) ≤ 0.01 %
Fe (Iron) ≤ 0.001 %
Sulfated ash ≤ 0.1 %
Loss on drying (105 °C) ≤ 0.5 %