ASTM D5354-95(2006)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:D5354–95 (Reapproved 2006)
Standard Test Method for
Determination of Total Active Ingredients in Sulfonated and
Sulfated Oils
This standard is issued under the fixed designation D5354; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 4. Reagents
1.1 This test method covers the determination of the total 4.1 Ethyl Ether.
active ingredients in a sample of sulfonated or sulfated oil, or 4.2 MethylOrangeIndicatorSolution(1g/L)—Dissolve0.1
both, as it exists in the original sample by extracting the g of methyl orange in 100 mL of water.
undecomposed sulfonated or sulfated fat and other fatty matter 4.3 Sodium Chloride (NaCl), solid.
overanacidifiedconcentratedsaltsolution.Freealkalioralkali 4.4 Sodium Sulfate (Na SO ), anhydrous.
2 4
bound as soap is not included. This test method was derived 4.5 Potassium Hydroxide, Alcoholic Standard Solution (0.5
from Test Methods D500. N)—Accurately prepare and standardize a 0.5 N alcoholic
potassium hydroxide (KOH) solution, the strength of which
NOTE 1—In the case of sulfated oils only, this determination may also
shall be expressed as milligrams of KOH per millilitre; 1 mL
be estimated by calculation (see 6.3), as it is equivalent to the sum of the
of 0.5 N alcoholic KOH solution is equivalent to 28.05 mg of
desulfated fatty matter and neutralized organically combined sulfuric
KOH.
anhydride.
1.2 The values stated in SI units are to be regarded as the
5. Procedure
standard.
5.1 The procedure consists of isolating and purifying the
1.3 This standard does not purport to address all of the
fatty matter as it exists in the original oil by dissolving the
safety concerns, if any, associated with its use. It is the
sample in a solvent, acidifying and washing with saturated
responsibility of the user of this standard to establish appro-
brine, and weighing the purified extract. Proceed as described
priate safety and health practices and determine the applica-
in the determination of organically combined sulfuric anhy-
bility of regulatory limitations prior to use.
dride, Test Method B, in the absence of ammonia (6.1.1),
retainingtheseparatedactiveingredientsinthe150-mLbeaker
2. Referenced Documents
instead of transferring it to a crucible. Evaporate the filtrate to
2.1 ASTM Standards:
a total volume of about 20 mL, add exactly 2 mL of alcoholic
D500 TestMethodsofChemicalAnalysisofSulfonatedand
KOH solution, mix the contents by swirling, and finally
Sulfated Oils
evaporate until practically free from ether.
3. Significance and Use
NOTE 2—With highly sulfonated or sulfated oil, it may be necessary to
3.1 Thistestmethodisintendedforthedeterminationofthe add 5 to 10 mL of the alcoholic KOH solution in order to stabilize the
residue.
total active ingredients contained in sulfonated and sulfated
oils. Free alkali and alkaline soaps are excluded. 1
5.2 Dry the residue at 108 to 112°C for 1 ⁄2 h, cool in a
desiccator, and weigh. Repeat the heating for 30-min periods
until constant weight is obtained.
This test method is under the jurisdiction ofASTM Committee D31 on Leather
and is the direct responsibility of Subcommittee D31.08 on Fats and
...