IS: 11731 (Part 1) - 1986; Methods of test for determination of flammability of solid electrical insulating materials when exposed to an igniting source Part 1 horizontal specimen method
IS: 11731 (Part 1) - 1986; Methods of test for determination of flammability of solid electrical insulating materials when exposed to an igniting source Part 1 horizontal specimen method
- New Delhi BIS 1987
- 12p
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