BS 1438:1971

Specification for media for biological percolating filters.

NORMA vydána dne 7.9.1971

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Elektronické PDF (6334.40 CZK)

The information about the standard:

Designation standards: BS 1438:1971
Note: NEPLATNÁ
Publication date standards: 7.9.1971
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: British technical standard
Kategorie: Technické normy BS