1、MIL-S-81238 68 W 7777906 0322716 O m MIL-S-$1238(wP) 11 March 1965 SUPERSEDING ws 1711 6 November 1962 MILITARY SPECIFICATION SODIUM DIOCTYL SULFOSUCCINATE This specification has been approved by the Bureau of Naval Weapons, Department of the Navy 1. SCOPE 1.1 Scope. This specification covers one gr
2、ade of sodium dioctyl A- sulfosuccinate for use as an ingredient of a wetting agent. 2. APPLICABLE DOCUMENTS 2.1 The following documents, of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPECIFICATIONS Mi
3、litary MIL-P-116 Preservation, Methods of STANDARDS Military MZL-STD-129 WlarkiIig for Shipment and Storage (When requesting any of the above documents, give the title and complete designation of the item shown above. Copies of this specification and other unclassified specifications, standards and
4、publications required by con- tractors in connection with specific procurement functions may be obtained from the Commanding Officer, Navy Supply Depot (CDS), 5801 Tabor Avenue, Philadelphia, Pennsylvania, 19120.) 3. REQUIREMENTS 3.1 Preproduction samples. Unless otherwise specified in the contract
5、m. -. . . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-L23 b 777770b 0322737 2 m or order, preproduction samples of the sodium dioctyl sulfosuccinate shall be manufactured using the methods and procedures proposed for the production. The sam
6、ple shall be tested as specified in Section 4 herein and is for the purpose of determining that, prior to starting pro- duction, the contractors production methods are capable of yielding items that comply with the technical requirements of the contract. After satisfactorily passing all the preprodu
7、ction tests specified herein, no changes in raw materials and processing of materials for production shall be made without prior written approval of the procuring activity. 3.2 Data requirements. No data is required by this specification or by applicable documents in Section 2 unless specified in th
8、e contract or order (see 6.2). 3.3 Physical and chemical properties. The material furnished under this specification shall have the following properties: Saponification number 250 f 5 Acid number 3.4 Workmanship. The material furnished shall be uniform in quality Moisture, percent by weight and shal
9、l be free from impurities and other defects that could adversely affect its use. 4. QUALITY ASSTJRANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance of all inspection requirements as specifi
10、ed herein. Except as otherwise specified, the supplier may utilize his own facilities or any commercial laboratory acceptable to the Government. The Government reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure su
11、pplies and services conform to prescribed require ment s 4.2 Classification of inspections. inspection of the sodium dioctyl Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-81238 b W 7797706 0122718 W MIL-S-$1238 (WP) sulfosuccinate shall be cl
12、assified as follows: a. Preproduction inspection (see 4.4) bo Quality conformance inspection (see 4.5) 4.3 Sampling , 4.3.1 Preproduction sample. A preproduction sample consisting of two, 8-ounce samples shall be removed from each container. Each sample, manufactured in accordance with 3.1, shall be
13、 subjected to the preproduction tests detailed in 4.4 at an activity designated by the procuring activity. Further production of the sodium dioctyl sulfosuccinate by the supplier, prior to approval of the preproduction sample, shall be at the suppliers risk. 4.3.2 Quality conformance inspection samp
14、ling. Unless otherwise specified, sufficient material shall be taken from each lot to perform the tests as specified in 4.5. 4.3.3 Inspection lot, An inspection lot of sodium dioctyl sulfosuccinate shall consist of all material presented for inspection at one time and pro- duced in a single manufact
15、uring sequence under homogeneous conditions of manufacture. 4.4 Preproduction inspection. The preproduction sample shall satis- factorily pass the quality conformance inspections detailed in 4.5. 4.5 Quality conformance. inspection 4.5.1 Visual examination. Visually examine all containers in the lot
16、 to determine compliance with 3.4 and Section 5. 4.5.2 Saponification number test. Transfer approximately 3,5 grams weighed to the nearest 0.1 milligram (mg) of the sample into a 300-milli- liter (mi) ground-glass Erlenmeyer or round-bottom flask. Add 50 ml of approximately O. 5 normal ( N) alcoholi
17、c potassium hydroxide solution. Connect the flask to an air condenser, approximately 250 millimeters (mm) _ _I_- I. . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-81238 68 W 77779Ob OL22717 b W MIL-S-81238 (W) in length, and reflux for 3 hou
18、rs on a steam bath at such a rate that the major portion of the alcohol will condense in the lower half of the con- denser. Allow the flask and contents to cool to room temperature. Re- move the condenser and rinse with three 10-ml portions of neutralized 95-percent alcohol, collecting the washings
19、in the flask. Add 2 or 3 drops of 1 -percent phenolphthalein indicator to the flask contents, and titrate with standardized 0.5N hydrochloric acid to the appearance of a colorless solution. Make a blank determination on 50 ml of the alcoholic potassium hydroxide solution in accordance with this proc
20、edure. Calculate the saponification number as follows: Saponification number = 56.1 (C - B) N W where: B =Volume of hydrochloric acid required to titrate sample, ml C =Volume of hydrochloric acid required for blank titration, ml N = Normality of hydrochloric acid solution W = Weight of sample, grams
21、 4.5.3 Acid number test. To 150 ml of absolute ethanol in a 250-ml flask add 2 drops of 1-percent phenolphthalein indicator. Titrate with 0.1N sodium hydroxide to a faint pink end point that persists for at least 30 seconds. Add about 20 grams of sample, weighed to the nearest 0.1 mg, and stir to di
22、ssolve, warming slightly if necessary. Titrate the sample solution with 0.1N sodium hydroxide to the faint pink end point that persists for at least 30 seconds. Calculate the acid number as follows: 56.1 X V X N Acid number = W where: V = Volume of sodium hydroxide to titrate sample solution, ml N =
23、 Normality of sodium hydroxide W = Weight of sample, grams -*.-a. i -.:.- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-4.5.4 Moisture content test. Determine moisture content by titration with Karl Fischer reagent and standardized water -in-methan
24、ol reagent in accordance with the following procedures: a. Materials. The following specialized equipment and reagents are required: Aquameter, Model KF-2 with 10-ml burets, Beckman Instruments Inc, or equivalent, (Use of an equivalent item of equipment shall necessitate the use of the manufacturers
25、 recommended procedure for the instrument used.) Karl Fischer reagent, 3.0 to 5.0 mg of water equivalent to 1 ml of reagent, standardized to nearest 0.1 mg. Water-in-methanol reagent, 3.0 to 5.0 mg of water per 1 ml of reagent, standardized to Karl Fischer reagent. b. Standardization of water -in-me
26、thanol reagent. Neutralize moisture in 100 ml of anhydrous methanol by adding an excess of Karl Fischer reagent and back titrating with water-in-methanol reagent to the end point. Add 3.0 to 5,O ml of Karl Fischer reagent from the buret and back titrate to the end point with water-in-methanol reagen
27、t. Determine the ratio (R) of Karl Fischer reagent to water -in-methanol reagent. c. Test procedure. Neutralize the moisture in 100 ml of anhydrous methanol. Add 2 grams of sample, weighed to the nearest mg, and stir to dissolve. Add an excess of Karl Fischer reagent and stir until the reaction is c
28、ompleted. Back titrate to the end point with standardized water-in-me- thanol reagent. Calculate the percent water as follows: 0.1 F (K - MR) Percent water = W where: F = Wei ht of water equivalent to 1 ml of Karl Fischer reagent, K = Volume of Karl Fischer reagent added to sample solution, ml M = V
29、olume of water-in-methanol reagent to neutralize excess mg ,e ml Karl Fischer reagent, m 5 * -y- - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-R = Ratio of Karl Fischer. reagent to water-in-methanol reagent W = Weight of sample, grams 4.6 Accepta
30、nce criteria. Failure of any preproductim or quality conformance sample to comply with any requirement of this specification shall be cause for rejection of the lot. 5. PREPARATION FOR DELIVERY 5.1 Preservation, packaging and packing. Unless otherwise specified in the contract or order, minimum requ
31、irements for preservation, pack- aging and packing shall be in accordance with MIL-P-116, method I. 5.2 Marking, Each container shaU be marked in accordance with MIL-STD-129. Marking shall include, but not be limited to, the following information: a. Manufacturers name and location b. Material trade
32、 name c. Net weight or volume d. Lot number, batch number and date of manufacture e. Shelf life or storage limitations f. Number and revision letter of this specification 6. NOTES 6.1 Intended use. Material purchased in accordance with this speci- fication is intended for use as an ingredient in a w
33、etting agent. 6.2 Ordering data. Procurement documents should specify, but not be limited to, the following information: . a. Title, number and revision letter of this specification b. Minimum lot size, if applicable c. Place of delivery d. Size of container e. Rebest for test data f. Whether preproduction sample is required 6 . . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
