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API STD 521: Guide for Pressure-relieving and Depressuring Systems – Edition 6

$

682

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API STD 653: Tank Inspection, Repair, Alteration, and Reconstruction – Edition 4

$

507

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CSA Z662:19 – Oil and gas pipeline systems

$

1197

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CSA Z341 Series-18: Storage of hydrocarbons in underground formations

$

878

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CSA Z246.2-14 – Emergency preparedness and response for petroleum and natural gas industry systems

$

596

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CSA Z341 Series:22 – Storage of hydrocarbons in underground formations

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878

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CSA Z731-09 (R2014) – Emergency Preparedness and Response

$

177

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CSA Z662:23 – Oil and gas pipeline systems

$

1197

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CSA Z341 Series:26 – Storage of Hydrocarbons in underground formations

$

878

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CSA B51:24 Boiler, Pressure Vessel, and Pressure Piping Code

$

389

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ISO 6225:1990

ISO 6225:1990 Rubber, raw, natural – Determination of castor oil content – Part 2: Determination of total ricinoleic acid content by gas chromatography

CDN $82.00

Description

Applicable to all grades of natural rubber. The principle is based on extraction of any free ricinoleic acid and conversion to the acetate of methyl ricinoleate. Extraction of any castor oil glycerides also present, hydrolysis to ricinoleic acid, and conversion to the corresponding acetate of methyl ricinoleate. Determination of the total acetate by gas chromatography by comparison either with a ricinoleic acid standard, or with ricinoleic acid prepared by hydrolysis of a castor oil standard.

Edition

2

Published Date

1990-11-15

Status

PUBLISHED

Pages

3

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

Applicable to all grades of natural rubber. The principle is based on extraction of any free ricinoleic acid and conversion to the acetate of methyl ricinoleate. Extraction of any castor oil glycerides also present, hydrolysis to ricinoleic acid, and conversion to the corresponding acetate of methyl ricinoleate. Determination of the total acetate by gas chromatography by comparison either with a ricinoleic acid standard, or with ricinoleic acid prepared by hydrolysis of a castor oil standard.

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