Paraformaldehyde
Suppliers
Names
[ CAS No. ]:
30525-89-4
[ Name ]:
Paraformaldehyde
[Synonym ]:
Paraformaldehyde
Polyoxymethylene
EINECS 200-001-8
MFCD00133991
Chemical & Physical Properties
[ Density]:
0.9±0.1 g/cm3
[ Boiling Point ]:
82.5±8.0 °C at 760 mmHg
[ Melting Point ]:
120-170ºC
[ Molecular Formula ]:
C2H6O2
[ Molecular Weight ]:
62.068
[ Flash Point ]:
39.9±6.3 °C
[ Exact Mass ]:
62.036777
[ PSA ]:
17.07000
[ LogP ]:
-0.88
[ Vapour density ]:
1.03 (vs air)
[ Vapour Pressure ]:
51.0±0.3 mmHg at 25°C
[ Index of Refraction ]:
1.364
[ Stability ]:
Stable. Incompatible with strong acids, organic acids, strong oxidizing agents, oxides, alkalies, strong bases, amines. Combustible. Dust may form an explosive mixture with air. Liberates poisonous gases on combustion.
[ Water Solubility ]:
chlorophenol above 70°C: soluble | sparingly soluble
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- RV0540000
- CHEMICAL NAME :
- Paraformaldehyde
- CAS REGISTRY NUMBER :
- 30525-89-4
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 16
- WISWESSER LINE NOTATION :
- /*VH*/ X
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- BIOFX* BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. (1810 Frontage Rd., Northbrook, IL 60062)
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration into the eye
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- BIOFX* BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. (1810 Frontage Rd., Northbrook, IL 60062) ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 800 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1070 mg/m3/4H
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - lacrimation Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 10000 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Skin and Appendages - corrosive (after topical exposure) Nutritional and Gross Metabolic - body temperature decrease
- REFERENCE :
- BIOFX* BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. (1810 Frontage Rd., Northbrook, IL 60062) ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 9 gm/kg/90D-C
- TOXIC EFFECTS :
- Behavioral - fluid intake Nutritional and Gross Metabolic - weight loss or decreased weight gain
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 365 mL/kg/2Y-C
- TOXIC EFFECTS :
- Gastrointestinal - other changes Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - weight loss or decreased weight gain
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Mammal - dog
- DOSE/DURATION :
- 9 gm/kg/90D-C
- TOXIC EFFECTS :
- Behavioral - food intake (animal) Nutritional and Gross Metabolic - weight loss or decreased weight gain
MUTATION DATA
- TYPE OF TEST :
- Morphological transformation
- TEST SYSTEM :
- Rodent - rat Embryo
- DOSE/DURATION :
- 2200 ng/plate
- REFERENCE :
- JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 1,190,1981 *** REVIEWS *** TOXICOLOGY REVIEW 27ZTAP "Clinical Toxicology of Commercial Products--Acute Poisoning," 3rd ed., Gleason, M.N., et al., eds., Baltimore, Williams and Wilkins, 1969 Volume(issue)/page/year: 3,108,1969 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1528 No. of Facilities: 236 (estimated) No. of Industries: 5 No. of Occupations: 19 No. of Employees: 1872 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1528 No. of Facilities: 8271 (estimated) No. of Industries: 54 No. of Occupations: 65 No. of Employees: 146532 (estimated) No. of Female Employees: 20414 (estimated)
Safety Information
[ Symbol ]:
GHS02, GHS05, GHS07, GHS08
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H228-H302 + H332-H315-H317-H318-H335-H351
[ Precautionary Statements ]:
P210-P261-P280-P305 + P351 + P338
[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
[ Hazard Codes ]:
Xn:Harmful
[ Risk Phrases ]:
R20/22;R36/37/38;R40;R43
[ Safety Phrases ]:
S24-S26-S36/37/39-S45
[ RIDADR ]:
UN 2213
[ WGK Germany ]:
3
[ RTECS ]:
RV0540000
[ Packaging Group ]:
III
[ Hazard Class ]:
4.1
[ HS Code ]:
2912600000
Customs
[ HS Code ]: 2912600000
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