CAS 108-78-1|melamine

[1]. Melamine

CHEMICAL IDENTIFICATION

RTECS NUMBER :

OS0700000

CHEMICAL NAME :

Melamine

CAS REGISTRY NUMBER :

108-78-1

BEILSTEIN REFERENCE NO. :

0124341

LAST UPDATED :

199710

DATA ITEMS CITED :

30

MOLECULAR FORMULA :

C3-H6-N6

MOLECULAR WEIGHT :

126.15

WISWESSER LINE NOTATION :

T6N CN ENJ BZ DZ FZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

Standard Draize test

ROUTE OF EXPOSURE :

Administration into the eye

SPECIES OBSERVED :

Rodent - rabbit

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

3161 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 :

3248 mg/m3

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

3200 mg/kg

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - lacrimation Behavioral - tremor Lungs, Thorax, or Respiration - cyanosis

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Unreported

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

6 gm/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 :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

3296 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

800 mg/kg

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - lacrimation Behavioral - tremor Lungs, Thorax, or Respiration - cyanosis

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Unreported

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1 gm/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 :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

>1 gm/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 :

32760 mg/kg/13W-C

TOXIC EFFECTS :

Kidney, Ureter, Bladder - other changes Related to Chronic Data - death

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

58 ug/m3/17W-I

TOXIC EFFECTS :

Liver - other changes Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

93600 mg/kg/13W-C

TOXIC EFFECTS :

Kidney, Ureter, Bladder - other changes

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

195 gm/kg/2Y-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

197 gm/kg/2Y-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

162 gm/kg/2Y-C

TOXIC EFFECTS :

Tumorigenic - equivocal tumorigenic agent by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

DOSE :

500 ug/m3

SEX/DURATION :

male 17 week(s) pre-mating

TOXIC EFFECTS :

Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count) Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Effects on Embryo or Fetus - fetal death

MUTATION DATA

TEST SYSTEM :

Rodent - mouse

DOSE/DURATION :

1 gm/kg

REFERENCE :

ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 4,342,1982 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 39,333,1986 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 39,333,1986 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 TOXICOLOGY REVIEW ECIET* European Chemical Industry Ecology and Toxicology Centre. Joint Assessment of Commodity Chemicals. (Avenue Louise 250, B-63, B-1050 Brussels, Belgium) Volume(issue)/page/year: (1),-,1983 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81887 No. of Facilities: 1043 (estimated) No. of Industries: 32 No. of Occupations: 49 No. of Employees: 31892 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81887 No. of Facilities: 2132 (estimated) No. of Industries: 27 No. of Occupations: 44 No. of Employees: 43104 (estimated) No. of Female Employees: 6239 (estimated)

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