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BSI Group, 04/30/1987
Publisher: BS
File Format: PDF
$140.00$280.75
Published:30/04/1987
Pages:106
Methods of testing water used in industry-Dichromate value (chemical oxygen demand), non-volatile organic carbon, tannins and chlorine
$125.00 $251.46
Specification for sizes of photographic black-and-white papers for general use
Specification for sizes of reprographic papers
$16.00 $32.51
Specification for electric luminaires (lighting fittings). Detail requirements-Electric hand-lamps