Methods of test for flexible cellular materials, Method 14. Preparation of water extract. Method 15. Determination of tear strength. Method 16. Determination of air flow value
Methods of test for flexible cellular materials, Method 14. Preparation of water extract. Method 15. Determination of tear strength. Method 16. Determination of air flow value— 14 стр.
Methods of test for flexible cellular materials, Method 14. Preparation of water extract. Method 15. Determination of tear strength. Method 16. Determination of air flow value— 14 стр.