ARMY MIL-T-301 A-1961 TRIACETIN (GLYCERYL TRIACETATE)《(三醋酸甘油酯)醋精》.pdf

1、MIL-T-30LA 68 7797qOb OLL3706 7 E MILITARY SPECTFTCATION y assurance provisions of other specifications referenced in any of the contractual documente have been complied with, Deviations from prescribed or agreed upon procedures discovered by the Govern- ment inspector shall be brought to the atten-

2、 tion of the supplier. .Disposition of the prod- uct and remedial action shall be as directed by the Governme.nt inspector. and, depending on the nature of the deviation, may consist . of lot rejection, screening, resampling, re- . .I MILT-SOIA h instruction of the suppliers employeesl or other appr

3、opriate action : . (a) Verification at the point of manu- facture shall be accomplished at unhcheduled. intervals in accord- ance with 4.1.3.1 and 4.i.3.2. (b) Verification at the point of de- livery shsll be in accordance with 4.1.3.2. -. 4.1.3.1 SisrvcZlance. Surveillance -shall in- clude, but is

4、not limited to: (a) Observation of procedures con- cerning Icit formation and iden- . tification, (b) Observation of sampling proce- dures and application of ac- ceptance criteria. (c) Determination that all required examinations and tesL9 ar , . 102 Alinor: . 201 . 202 . Leak in container . AQI, 1.

5、00 percent Marking misleading or unidentifiable Lead seal missing or unsealed AQL 2.50 percent Container not filled to correct volume Any component or operation missing other than 102 above Methcd of inspytion Visual Visual Visual Scale Visiial 4.2.3 Testixg. lf the sample fails to meet the requirem

6、ents specified, the lot shall be rejected. - 4.2.3.1 Determination of chemical and 3 phus ical properties (sec! 9, I through 8.5). 4.3 Test methods and pkocedures. Simples for these determinations shall be selected as specified herein. 4.3.1 Col0.r. Twenty-five milliliter (mi) of . a sample shall be

7、 transferred to a 100-ml Nesder tube and compared for color with a standard, prepared by adding 0.5 mi of , 0.1 Normal (N) iodine solution to 100 mi of distilled water in a second Nessler tube. The intensity of the color of the sample shall be compared with the standard by looking vertically downwar

8、d through the two solu- tions against a white background. The sam- ple color shall not be darker than the stand- ard. * 4.2.3.1.1 Sanipling lot. A sample of ten per- cent of the containers in the lot shall be selected in such a manner as to be rep- resentative of the lot. When lots comprise less tha

9、n 100 containers either ten containers or all Containers in the lot shall be selected. 4.2.3.1.2 Preparation of composite sample. Approximate four fluid ounces of the mate- rial shall be removed from each selected con- tainer and a portion placed in a glase bottle having a glass stopper. Each primar

10、y sample shall be labeled so that the container from which it was taken can be easily identified. The remaining portions of the primary sam- ples shall be thoroughly mixed to form a composite sample of approximately one quart. The composite sample shall be placed in a glass stoppered, glass bottle a

11、nd labeled to show the name of the material, manufac- turer, plant, contract or order number, lot number and quantity in the lot. The tests specified in 4.3 shall be performed on the composite sample representative of the lot. 4.3.2 Specific gravity. The specific gravity shall be determined at 2.io/

12、4C. in accord-:-_ :., ance hith Standard MIL-STD-286, Method 510.1. -0 4.3.3 Aciditu. Two hundred ml of 95per- cent ethyl alcohol shall be added to a 500 ml Erlenmeyer flask. One hundred ml of the sample shall be added and titrated to a pink color with .O1 N sodium hydroxide solution using Phenolpht

13、halein as the indicator, A blank shall be run on 200 ml of ethyl alcohol. The percent acidity as acetic acid shall be Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. r calculated as follows : . I i“. _. PerGent acidr as acetic a6id = 6. (Y -B) N .I

14、*.,., , W. tion the sample required. -. V = ml of potassium hydroxide solu- B L- ml of potassium hydroxidq solu- , tion the blank required. N = normality of potassium hydroxide W = weight of sampldetermined from i .* solutipn. volume and density. .-. . 4.3.4 Ash. Approximately 10 grams ( :,12 Level

15、C. Triacetin (Glyceryl Tri- acetate) shall be packed to afford protection against damage during direct shipment from the supply source to the first receiving ac- tivity for immediate use. Containers shall comply with Uniform Freight Classificatiun Rules and Containers Specifications for rail shipmer

16、.ts or National Motor Freight Rules and Container Specifications for truck ship- ments, as applicable. 5.2 Marking. Contiiiners shall be marked in accordance with Standard MIGSTD-129. 6. NOTES . 6.1 Ordering data. Procurement documents should specify the title, number and date of this specification.

17、 - 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-3OLA 68 9999706 OLL37LL O MIGT-UA L Notice. When Covemment drawings, speciflcations, or other data are used for any purpose other than . in connection with a definitely related I Government p

18、rocurement operation, the United States Govern- ment thereby incurr no reaponsibility nor any obli- gation whatsoever; and-,the fact that the Govern- ment maysthave formulated, furniehed, or in .any way supplied said drawings, specifications, or other data is not to be regarded by implication or oth

19、er- wise as in. .any manner liceneing the holder or any other person or corporation, or conveying any rights * - . or perfnission to manufacture, me, or sell any pat- ented invention that may in any way be related thereto. Ciisidians :- . ArmTArdnance Carps . Navy-Bureau of Nauai Weapon8 4 Preparing activiiy: . Amy-Ordnancc Carpa , 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-