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BS ISO 8312:2015

Current

Current

The latest, up-to-date edition.

Rubber compounding ingredients. Stearic acid. Definition and test methods

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-09-2015

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Sampling
5 Physical and chemical properties
6 Test report
Annex A (normative) - Determination of ash at
        550 degrees C +/- 25 degrees C
Annex B (normative) - Determination of copper
        content - Atomic absorption spectrometric
        method
Annex C (normative) - Determination of manganese
        content - Atomic absorption spectrometric
        method
Annex D (normative) - Determination of iron
        content - Atomic absorption spectrometric
        method
Annex E (normative) - Determination of nickel
        content - Atomic absorption
        spectrometric method
Annex F (normative) - Determination of mineral
        acidity - Titrimetric method
Annex G (normative) - Determination of copper
        content - Molecular absorption
        spectrometric method
Annex H (normative) - Determination of manganese
        content - Molecular absorption
        spectrometric method
Annex J (normative) - Determination of iron
        content - Molecular absorption
        spectrometric method
Annex K (normative) - Determination of nickel
        content - Molecular absorption
        spectrometric method
Annex L (normative) - Classification of stearic and
        stearic acid/palmitic acid blends and
        typical physical and chemical properties
Bibliography

Specifies stearic acid (including blends of stearic and palmitic acid) for use as a compounding ingredient in the rubber industry and specifies the test methods for describing its properties.

Committee
PRI/50
DevelopmentNote
Supersedes 96/122510 DC. (07/2005)
DocumentType
Standard
Pages
32
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 8312:2015 Identical

ISO 3596:2000 Animal and vegetable fats and oils Determination of unsaponifiable matter Method using diethyl ether extraction
ISO 3961:2013 Animal and vegetable fats and oils Determination of iodine value
ISO 660:2009 Animal and vegetable fats and oils Determination of acid value and acidity
ISO 662:2016 Animal and vegetable fats and oils Determination of moisture and volatile matter content
ISO 1042:1998 Laboratory glassware One-mark volumetric flasks
ISO 7780:1998 Rubbers and rubber latices Determination of manganese content Sodium periodate photometric methods
ISO 5508:1990 Animal and vegetable fats and oils Analysis by gas chromatography of methyl esters of fatty acids
ISO 3657:2013 Animal and vegetable fats and oils Determination of saponification value
ISO 5794-1:2010 Rubber compounding ingredients Silica, precipitated, hydrated Part 1: Non-rubber tests
ISO 15528:2013 Paints, varnishes and raw materials for paints and varnishes Sampling
ISO 935:1988 Animal and vegetable fats and oils — Determination of titre
ISO 12966-2:2017 Animal and vegetable fats and oils — Gas chromatography of fatty acid methyl esters — Part 2: Preparation of methyl esters of fatty acids
ISO 6685:1982 Chemical products for industrial use General method for determination of iron content 1,10-Phenanthroline spectrophotometric method
ISO 8053:1995 Rubber and latex Determination of copper content Photometric method
ISO 4058:1977 Magnesium and its alloys — Determination of nickel — Photometric method using dimethylglyoxime

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