breathable cardboard

breathable cardboard, Total:2 items.

In the international standard classification, breathable cardboard involves: .

HU-MSZT, breathable cardboard

• MSZ 5387-1987 Concept of OK Breathable Paper and Cardboard Utensils

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, breathable cardboard

• GB/T 458-2008 Paper and board.Determination of air permeance

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