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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-
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