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API STD 668: Brazed Aluminum Plate-fin Heat Exchangers for General Refinery Services

$

386

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MSS SP-134-2025: Valves for Cryogenic Service, including Requirements for Body/Bonnet Extensions

$

315

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MSS SP-150-2025: Valves for Use in Hydrogen Peroxide Service

$

189

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API STD 673: Centrifugal Fans for Petroleum, Chemical and Gas Industry Services: Edition 3

$

300

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API STD 674: Positive Displacement Pumps-Reciprocating: 3rd Edition

$

363

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API MPMS CH 22.3: Testing Protocol for Flare Gas Metering: Edition 2

$

193

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ISO 2270:1989

ISO 2270:1989 Non-ionic surface active agents – Polyethoxylated derivatives – Iodometric determination of oxyethylene groups

CDN $76.00

SKU: 6903a93a9622 Category:

Description

The sample is hydrolyzed by nascent hydroiodic acid. The iodine liberated is titrated with a standard volumetric sodium thiosulfate solution. The method is applicable to the analysis of polyethoxylated derivatives of primary saturated fatty alcohols, oleyl alcohol, satureted fatty acids, straight and branched chain alkylphenols. It is not applicable in the present of compounds containing sulfur or nitrogen, compounds containing oxypropylene group, aldehydes or acetals, sterols and derivatives.

Edition

2

Published Date

1989-08-17

Status

PUBLISHED

Pages

5

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

The sample is hydrolyzed by nascent hydroiodic acid. The iodine liberated is titrated with a standard volumetric sodium thiosulfate solution. The method is applicable to the analysis of polyethoxylated derivatives of primary saturated fatty alcohols, oleyl alcohol, satureted fatty acids, straight and branched chain alkylphenols. It is not applicable in the present of compounds containing sulfur or nitrogen, compounds containing oxypropylene group, aldehydes or acetals, sterols and derivatives.

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