| 中文名 |
脲醛
|
| 英文名 |
Urea formaldehyde
|
| 中文别名 |
脲甲醛树脂
|
| 英文别名 |
MFCD01777419
|
| 沸点 |
196.6ºC at 760mmHg |
| 分子式 |
C2H6N2O2 |
| 分子量 |
90.08120 |
| 闪点 |
72.7ºC |
| 精确质量 |
90.04290 |
| PSA |
86.18000 |
| LogP |
0.87540 |
| 外观性状 |
NA |
| 储存条件 |
-20°C |
CHEMICAL IDENTIFICATION
-
RTECS NUMBER :
-
YU1610000
-
CHEMICAL NAME :
-
Urea, polymer with formaldehyde
-
CAS REGISTRY NUMBER :
-
9011-05-6
-
LAST UPDATED :
-
199710
-
DATA ITEMS CITED :
-
16
-
MOLECULAR FORMULA :
-
(C-H4-N2-O.C-H2-O)x
-
MOLECULAR WEIGHT :
-
90.10
-
WISWESSER LINE NOTATION :
-
ZVZ &VHH
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
8394 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 :
-
>167 mg/m3/4H
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Administration onto the skin
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
>2100 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Unreported
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
38 gm/kg
-
TOXIC EFFECTS :
-
Behavioral - somnolence (general depressed activity)
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
6361 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Unreported
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
20 gm/kg
-
TOXIC EFFECTS :
-
Behavioral - somnolence (general depressed activity)
-
TYPE OF TEST :
-
LD - Lethal dose
-
ROUTE OF EXPOSURE :
-
Administration onto the skin
-
SPECIES OBSERVED :
-
Rodent - rabbit
-
DOSE/DURATION :
-
>2200 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD - Lethal dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - guinea pig
-
DOSE/DURATION :
-
>2320 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
62 mg/kg/26W-I
-
TOXIC EFFECTS :
-
Liver - liver function tests impaired Blood - changes in leukocyte (WBC) count Biochemical - Metabolism (Intermediary) - other proteins
MUTATION DATA
-
TYPE OF TEST :
-
DNA damage
-
TEST SYSTEM :
-
Bacteria - Escherichia coli
-
DOSE/DURATION :
-
3000 ppm
-
REFERENCE :
-
EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 2,133,1978 *** REVIEWS *** TOXICOLOGY REVIEW JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 14,204,1995 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M3046 No. of Facilities: 6779 (estimated) No. of Industries: 110 No. of Occupations: 66 No. of Employees: 68293 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5029 No. of Facilities: 5175 (estimated) No. of Industries: 81 No. of Occupations: 68 No. of Employees: 122668 (estimated) No. of Female Employees: 31578 (estimated)
|
【方法一】
由脲（尿素）与甲醛缩聚成低分子量的初产物溶液，再经真空干燥而成为固体。
