Document eO51rV4LnyOgBeQ2Re15dJ4M

Ethanolamines/Glycol Ethers Tier 3 Procedure Section Number: Issue Number: Original Date: Revision Date: Title: References: 634 1.3 02-05-92 Author: Donald Lambert 12-29-95 Oleic Acid Analysis Glossary Of Equipment Identification (Text #114) 634. Oleic Acid Analysis 1.0 Objective: 1.1 To run this analysis accurately, in a safe and efficient manner without damage to equipment or injury to personnel. 2.0 Responsibility: 2.1 It is the responsibility of the operations supervisor and the senior operations specialist to ensure that this procedure is fully complied with. 2.2 It is the responsibility of the senior operations specialist and the operations specialist to ensure that this procedure is executed in a safe and efficient manner. 3.0 Safety notations: 3.1 Monogoggles, and rubber gloves are required when catching samples. 3.2 Safety glasses are required to run analysis. 4.0 Procedure: 4.1 Sodium hydroxide standardization 4.1.1 Accurately weigh about 0.5 grams of potassium hydrogen phthalate (khp) into a 250 milliliter (ml.) Erlenmeyer flask. 4.1.2 Dissolve the sample with approximately 100 ml. Deionized water. 4.1.3 Add phenolphthalein indicator. 4.1.4 Titrate with prepared sodium hydroxide solution (In naoh) to the first appearance of a pink endpoint. 4.1.5 Calculate the normality of the naoh as follows: 4.2 Calculation: Date Printed: April 18, 1998 Paper Copies Of This Document Are Uncontrolled & Not Subject To Update. The Controlled Document Resides In File: Smpoleic.doc Page 1 Of 2 ^ ^ 05958O CONFIDENTIAL n =.......................... ml. Naoh x 0.20422 Factor = n x 56.1 4.0 Procedure: Cont'd. 4.3 Acid value: 4.3.1 Accurately weigh 2 to 3 grams of oleic acid into a beaker. 4.3.2 Add about 100 ml. Of methanol and mix until well dissolved. 4.3.3 Add 5 drops of phenolphthalein indicator solution. 4.3.4 Titrate with 1.0 n naoh to a pink endpoint. 4.3.5 Calculate the acid value. 4.3.6 Calculate as follows: ml. Naoh x factor acid value =.................................... weight of oleic acid sample Acid value must be >195 5.0 Revisions: Revision No. 1: 07-20-93 Yearly review Revision No. 2: 03-09-94 03-09-94 Deleted color specification from Section 634.4. Changed acid value to >195 in section 634.4.3.6. Revision 3 12-29-95 Yearly Review Date Printed: April 18, 1998 Paper Copies Of This Document Are Uncontrolled & Not Subject To Update. The Controlled Document Resides In File: Smpoleic.doc Page 2 Of 2 Do A 059581 CONFIDENT J Al