28 6 1

29 1 12

PRTR

• ?

•

-1-

(1)(2)(3)(4)(5)(6)(7)

(1)

(2) PRTR

-2-

•••

•

(CRA) ??

??

福井大学工学部技術部安全衛生管理推進グループより提供-3-

CRA

CRAJISHA

CRA

•

••

1~5 5

4

5 4 3 2 1

1~5

5

SDS GHS1

4

5 3

1 GHS

-4-

ex. GHS

ex.

SDS

GHS

HL 1

SDS ex.

HLHL

SDS GHS HLHL

-5-

HL 2 2B

2 3 2

2

1

2 4

S

+

4 & S

24

EL)

EL = EWL FL

EWL FL2

e d c b a

5 4 3 2 2

5 4 3 2 2

5 3 3 2 2

4 3 2 2 1

3 2 2 1 1

2

EWL

FL

-6-

EWL = A + B - C + D

A

EWL 1

B

1

1

20 oC

A B C D

5 +50

2 +10

C D EWL 2

EWL = A + B - C + D

EWL

a~e -7-

FL 1

1

EWL a~e) FL i~v 2

RL = HL EL

3

5 4 3 2 1

5

4

3

2

1

3 RL

EL

HL

-8-

RL =

RL =

RL =

RL =

RL =

RL S = S

1. -

1.

-9-

1. -2.

•

•

3.

•1

• 2

•

•

•••

-10-

*1 1

3 1 kL 1 ton 500 ton

2 1 L 1 kL kg 1 ton 500 kg

1 1 L kg 300 g

1.

FL v iv iii ii i

87.5% 50%87.5%

25%50%

12.5%25% 12.5%

400h 100h400h

25h100h

10h25h 10h

1 h/ 10 / 1 h/ 10 / = 10 h/ 10 h/ 12 = 120 h

*

2.

-11-