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LC4814 Paraformaldehyde
extra pure DAC


Order number Packaging Quantity Price €
AC31814 Plastic bottle 1 kg inquire
AC31814 Fibre carton 50 kg inquire


Product information
Grade DAC
Hill Formula (CH2O)n
Chemical formula (CH2O)n
HS Code 2912 60 00
Storage Store below +15°C.
CAS number 30525-89-4


Chemical and physical data
Ignition temperature 300 °C
Solubility (20 °C) slightly soluble
Melting point 100 – 130 °C
Density 1.4 g/cm3 (20 °C)
pH value ca.5.5 (H2O, 20 °C) (saturated solution)
Vapor pressure 1.93 hPa (25 °C)
Explosion limit 7 – 73 %(V)
Flash point 70 °C


Safety information according to GHS
Hazard Statement(s) H228: Flammable solid.
H302 + H332: Harmful if swallowed or if inhaled.
H351: Suspected of causing cancer.
H335: May cause respiratory irritation.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H317: May cause an allergic skin reaction.
Precautionary Statement(s) P281: Use personal protective equipment as required.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P313: IF exposed or concerned: Get medical advice/attention.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Signal Word Warning
Hazard Pictogram(s)

RTECS RV0540000
Storage class 11 Combustible Solids
WGK WGK 2 water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 20/22-36/37/38-40-43
Harmful by inhalation and if swallowed.Irritating to eyes, respiratory system and skin.Limited evidence of a carcinogenic effect.May cause sensitization by skin contact.
S Phrase S 22-26-36/37
Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.
Categories of danger harmful, irritant, carcinogenic, sensitizing
Hazard Symbol Harmful


Transport information
Declaration (transport by sea) IMDG-Code UN 2213 PARAFORMALDEHYDE, 4.1, III
Declaration (transport by air) IATA-DGR UN 2213 PARAFORMALDEHYDE, 4.1, III



Toxicological data
LD 50 oral LD50 rat 592 mg/kg


Assay (acidimetric after oxidation) 95.0 – 100.5 %
Identity (IR-spectrum) passes test
Appearance of solution passes test
In water insoluble matter (after hydrolysis) ≤ 0.1 %
Acidity or alkalinity passes test
Heavy metals (as Pb) ≤ 0.001 %
Methanol ≤ 3000 ppm
Residual solvents (Ph.Eur./ICH) class 3 ≤ 0.5 %
Other residual solvents (Ph.Eur./ICH) excluded by production process
Sulfated ash ≤ 0.05 %
Corresponds to DAC