甲醛Formaldehyde.doc

Formaldehyde

Methanal Formicaldehyde
Methylene oxide
HCHO
CAS No. 50-00-0
UN Number 1198
38 9

(37%~56%)
(Formalin)
1.

-21 97 (37%)
0.82 -20 1.081~10.85(25 )
17~20mmHg(25 )
1.03 =1 20 1.03 =1 20
55%
2.

1 1
10~15%
2
2
3
3
1

4

3.

60~83
300 430
7~73% 7~73%
4.

1ppm,1.2mg/
LD50 100mg/kg 800 mg/kg
LC50 400ppm 2 250 4

IDLH 20ppm 20ppm
2A- 2A-

1.

20ppm A
1
2
3 /

4
20ppm C
1
19.5 2
3 /

4
2.

2

0 ~ 5ppm
0 ~ 10ppm
0 ~ 100%LEL
3.

1
23

-

1.

2.

3.

4.
1~10ppm 4ppm

1.

1 100

3