রাসায়নিক পদার্থ ব্যবহার, পরিবহন, সংরক্ষণ ও রক্ষণাবেক্ষণের প্রয়োজনীয় আইন ও নিয়মকানুন

S.N.

Material

Class/State

Maximum Quantities

Storage Limit

Use Closed System

Use Open System

1

Flammable Liquids

Class l-A

115 liters*

115 liters*

38 liters

Class l–B, l-C

454 liters*

454 liters*

115 liters

2

Combustible Liquids

Class-ll

454 liters*

454 liters*

114 liters

Class-lll-A

1249 liters*

1249 liters*

320 liters

Class-lll-B

49962 liters*

49962 liters*

12490 liters

3

Combination of flammable liquids

Class l-A, l-B, l-C

454 liters*

454 liters*

113 liters*

4

Flammable Gases

Gaseous

28 m³ at NTP

28 m³ at NTP

Not Applica.

Liquefied

113 liters

113 liters

Not Applica.

5

Liquefied  flammable

Class l-A

113 liters

113 liters

38 liters

Class l-B, l-C

454 liters

454 liters

113 liters

6

Flammable Solids

Ingots, Pigs

454 kg

454 kg

454 kg

Light Metallic Products

57 kg

57 kg

57 kg

Dusts, Scraps

0.454 kg

0.454 kg

0.454 kg

7

Oxidizing Materials

Class 4

0.454 kg

0.1135 kg

0.1135 kg

Class 3

4.54 kg

0.227 kg

0.227 kg

Class2

113 kg

113 kg

113 kg

Class 1

1816 kg

1816 kg

1816 kg

8

Oxidizing Gas

Gaseous

42.48 m³ NTP

42.48 m³ NTP

Not Applica.

Liquefied

56.78 liters

56.78 liters

Not Applica.

9

Corrosive

Not Applicable

2270 kg/1892 liters/23 m³ NTP

2270 kg/1892 liters/23 m³ NTP

454 kg/379 liters

10

Highly Toxic

Not Applicable

4.54 kg/ 0.57 m³ NTP

4.54 kg/ 0.57 m³ NTP

1.362 kg

11

Toxic

Not Applicable

227 kg/23 m³ NTP

227 kg

56.75 kg

Grade Level

Floor Level

Number of Control Areas Per Floor

Fire Resistance Rating of Barriers in Hours

Walls

Floors

Floor Supporting Members

Above

Higher than 9

5

1

2

2

7-9

5

2

2

2

6

12.5

2

2

2

5

12.5

2

2

2

4

12.5

2

2

2

3

50

2

1

2

2

75

3

1

2

1

100

4

1

2

Below

1

75

3

1

2

2

50

2

1

2

Lower than 2

Not Allowed

Not Allowed

Not Allowed

Not Applicable