Publisher : SN

NS 9019:1981 PDF

Phenol, o-cresol, m-cresol, p-cresol; cresylic acid and xylenols for industrial use — Methods of test — Part 4: Visual test for impurities insolubel in sodium hydroxide solution (Excluding cresylic acid and xylenols)

Document status: Active

NS 9020:1981 PDF

Phenol, o-cresol, m-cresol, p-cresol; cresylic acid and xylenols for industrial use — Methods of test — Part 5: Visual test for impurities insoluble in water (Phenol only)

Document status: Active

NS 9021:1981 PDF

Phenol, o-cresol, m-cresol, p-cresol; cresylic acid and xylenols for industrial use — Methods of test — Part 6: Test of absence of hydrogen sulphide (Cresylic acid and xylenols only)

Document status: Active

NS 9022:1981 PDF

Phenol, o-cresol, m-cresol, p-cresol; cresylic acid and xylenols for industrial use — Methods of test — Part 7: Measurement of colour (Cresylic acid and xylenols only)

Document status: Active

NS 9023:1981 PDF

Phenol, o-cresol, m-cresol, p-cresol; cresylic acid and xylenols for industrial use — Methods of test — Part 8: Determination of o-cresol content (Cresylic acid and xylenols only)

Document status: Active

NS 9024:1981 PDF

Phenol, o-cresol, m-cresol, p-cresol; cresylic acid and xylenols for industrial use — Method of test — Part 9: Determination of m-cresol content (cresylic acid only)

Document status: Active

NS 9025:1981 PDF

Phenol, o-cresol, m-cresol, p-cresol for industrial use — Determination of crystallizing point after drying with a molecular sieve

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NS 9026:1981 PDF

Tritolyl phosphate for industrial use — List of methods of tests

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NS 9027:1981 PDF

Tritolyl phosphate for industrial use — Determination of acidity to phenol red — Volumetric method

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NS 9028:1981 PDF

Tritolyl phosphate for industrial use — Determination of apparent free phenols content — Volumetric method

Document status: Active