✦ LIBER ✦

Standard samples

Publisher: Elsevier Science
Year: 1929
Tongue: English
Weight: 18 KB
Volume: 207
Category: Article
ISSN: 0016-0032
DOI: 10.1016/s0016-0032(29)90888-7

No coin nor oath required. For personal study only.

✦ Synopsis

A classification of the dyeings for fastness to light and a selection of standards of fastness will be given in another report.

STANDARD SAMPLES.

THE renewal No. 3oc of the bureau's standard sample No. 3ob, chrome-vanadium steel, has been prepared and is ready for distribution. The new sample has the following composition: carbon .490, manganese .71, phosphorus .oi9, sulphur .oi3, silicon .236, chromium .97I, and vanadium .24 per cent. The price of this standard is the same as that of No. 3ob, $3.00 per I5O grams.

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