Inhalation sensitize : No malignant tumor has been found in animals ( mice, guinea pigs, hamsters, rabbits and
( ACUTE ) monkeys ) due to a long term exposure ( 60~80 mg / m3 ) to carbon black.
- Ingestion : No malignant tumor has been found in animals’ ( mice and rats ) digestive tract. ( CHRONIC )
- Skin contact : No tumor has been found in mice’s skin due to coating carbon black, but, malignant or benign skin tumor has been found by the same test used extracted material ( by benzene )
from carbon black instead.
Also, partial tumor has been found in mice’s under skin by dosage test using extracted material ( by benzene ) from carbon black.
Inhalation sensitize : No malignant tumor has been found in animals ( mice, guinea pigs, hamsters, rabbits and( ACUTE ) monkeys ) due to a long term exposure ( 60~80 mg / m3 ) to carbon black.- Ingestion : No malignant tumor has been found in animals’ ( mice and rats ) digestive tract. ( CHRONIC )- Skin contact : No tumor has been found in mice’s skin due to coating carbon black, but, malignant or benign skin tumor has been found by the same test used extracted material ( by benzene )from carbon black instead.Also, partial tumor has been found in mice’s under skin by dosage test using extracted material ( by benzene ) from carbon black.
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