1、a o distribution is unlimited. 7 THIS DOCUMENT CONTAINS x3 PAGES. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I _ -_II_ MIL-0-82b72A 71 9 7773706 OLL0335 7 9 - MI L-0-82672A( OS ) STAN DARDS FEDERAL FED-STD-313 Material Safety Data Sheets Prepara
2、tion and Submission of MILITARY MI L-STD- 129 Marking for Shipment and Storage MIL-STD-1322-55 MI L-STD-266 Unit Load for Domestic and Overseas Shi pmen t s Propellants, Solid: Sampling, Examinati on MI L- STD- 12 18 ACS Chemicals 2.1.2 Other Government documents, The fol lowing other Government doc
3、uments, forms a part of this specification to the extent specified herein, Unless otherwise specified, the issue shall be that in effect on the date of the solicitation. DRAWING NAVSEA #5012852 Container, Shipping (Otto Fuel) PUBL I CAT IONS NAVAL SEA SYSTEMS CObIFIAND OD 43852 (Code Ident 10001) De
4、termination of Sodium in Propylene Glycol Dinitrate (PGDN) by Atomic Absorption Method S6340-AA-MMA-010 (Code Ident 53711) Code of Federal Regulations 49 CFR 100-177 49 CFR 178-199 4 4 Otto Fuel II; Safety, Storage and Hand1 ing Instructions Transportation Transportati on (Application for copies of
5、the Code of Federal Regulations should be addressed to the Superintendent of Documents, Government Printing Office, Washington, D.C. 20404. Order for the above publication should cite “the latest edition and Supplements theretof.) 2 Provided by IHSNot for ResaleNo reproduction or networking permitte
6、d without license from IHS-,-,-MIL-0-82672A 91 m 9977906 0330936 7 W I MIL-0-82672A( OS ) (Copies of specifications, standards, handbooks, drawings, and publications required by manufacturers in connections with specific acquisition functions should be obtained from the contracting activity or as di
7、rected by the contracting officer.) 2.2 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. shall supersede applicable laws and regulations unless a specific exemption has been o
8、btained. Nothing in this specification, however, 3. REQU I REMENTS sample shall be subjected to first article inspection (see 4.4 and 6.3).“ - “3.1 First article. When specified in the contract or purchase order, a 3.2 Materials. 3.2.1 2-Nitrodiphenylamine (ENDPA). The 2-nitrodiphenylamine shall con
9、form to the requirements of MIL-N-3399. 3.2.2 Di-n-butyl sebacate. The di-n-butyl sebacate shall conform to the requirements of DOD-B-82669( OS). 3.2.3 Propylene glycol dinitrate. The propylene glycol dinitrate shall conform to the requirements of DOD-82671(OS). 3.3 Chemical requirements. The Otto F
10、uel II (moisture-free basis) shall conform to the requirements of TABLE I when tested as specified herein. TABLE I. Chemical Requirements (moisture-free basis). Requirement Component Minimum Maxi mum Test (% by wt) (% by wt) Net hod Propylene glycol dinitrate 75.8 76.2 4.5.2.1 2-Nitrodiphenylamine 1
11、.4 1.6 4.5.2.2 Di-n-butyl sebacate 22.2 22.8 4.5.2.3 Sodi um - 0.8 ppm 4.5.2.5 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L-0-8267 2A (OS) 3.3.1 Moisture content. The maximum moisture content shall be 0.10% by weight as determined in accord
12、ance with 4.5.2.4. 3.4 Material safety data sheet. A Material Safety Data Sheet (MSDS) shall be prepared and submitted in accordance with FED-STD-313. Questions pertinent to the effect of Otto Fuel II on the health of personnel when used for its intended purpose are descri bed in S6340-AA-MMA-010. A
13、dditional questions shall be referred by the acquiring activity to the Naval Medical Command which will act as advisor to the acquiring activity (see 4.1.2 and 6.8). 3.5 Workmanship. Otto Fuel II shall be free from dirt, sediment, and other suspended foreign matter when examined visually by transmit
14、ted 1 ight. 4. QUALITY ASSURANCE PROVISIONS . 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order (see 6.2.1), the contractor is responsible for the performance of al 1 inspection requirements as specified herein. otherwise specified in the contract or pur
15、chase order (see 6.2.1), the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. any of the inspections set forth in this specification where such inspections are deemed necessary to as
16、sure that supplies and services conform to prescribed requirements. Except as The Government reserves the right to perform 4.1.1 Responsibility for compliance. This material must meet all requirements of sections 3 and 5. The inspection set forth in this specification shall become a part of the cont
17、ractors overall inspection system or quality program. The absence of any inspection requirements in the specification shall not relieve the contractor of the responsibility of assuring that all products or supplies submitted to the Government for acceptance comply with al 1 requirements of the contr
18、act. Sampling in qual i ty conformance does not authorize submission of known defective materials, either indicated or actual , nor does it commit the Government to acceptance of defective material. 4.1.2 Toxicological information. The contractor shall have the toxicological formulation and associat
19、ed information available for review by the contracting activity to evaluate the safety of the material for the proposed use. 4.2 Inspection provisions. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-O-B2672A 91 W 9999906 0210938 2 m MI L-0-826
20、72A ( OS ) 4.2.1 Lot formation. A lot shall consist of the Otto Fuel II offered for acceptance at one time which has been produced by one manufacturer, at one plant, during a period of time not exceeding 20 hours, from the same lots of materials, and under essentially the same manufacturing conditio
21、ns provided the operation is continuous. In the event the process is a batch operation, each batch shall constitute a lot (see 6.2.1 and 6.6). 4.2.2 Sampling. Using a dipper made of rubber or safety department approved plastic, a sample of approximately 50 milliliters (ml) of Otto Fuel II shall be r
22、emoved from each lot. The sample shall be transferred to a stoppered bottle made of rubber or an approved plastic. The bottle shall be labeled to show the lot number and date of manufacture. the sample bottle (see S6340-AA-MMA-010), the bottle shall be cleaned as fol 1 ows : I 4.2.2.1 Cleaning sampl
23、e bottle. After disposal of the Otto Fuel II from a. Rinse thoroughly with acetone. b. Flush generously with hot tap water (3 minutes under a direct flow is considered adequate.) c. Rinse with distilled water and dry. 4.3 Classification of inspections. The inspection requirements specified herein ar
24、e classified as follows: e a. b. First article inspection (see 4.4) Quality conformance inspection (see 4.5) 4.4 First article inspection. First article inspection shall consist of all of the quality conformance tests and examinations specified herein and any additional tests specified by the acquir
25、ing activity (see 6.3). 4.4.1 Rejection. Failure to meet all the requirements of section 3 shall cause rejection of the sample or lot. is permitted and resampling is authorized for lot acceptance. Reformulation or adjustment of the lot 4.5 Quality conformance inspection. The quality conformance insp
26、ection Unless shall consist of the following tests and examinations (see 6.2.2). otherwise specified, all chemicals shall be ACS grade in accordance with MIL-STD-1218 and distilled water shall be used (see 6.2.1). 4.5.1 Visual inspection. Each lot of Otto Fuel II shall be visually inspected for conf
27、ormance to workmanship, packaging, packing, and marking requ i remen t s. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L-0-8267 2A ( OS) CAUT ION : Safety shields and personal protective clothing shall be used. stopcock must be open until the
28、 gas has been generated, and any temperature rise in the sample during the reaction must be avoided. The lower I 4.5.2.1.1 Nitrometer method. Prepare the nitrometer as described by MIL-STD-286B, method 209.3.2. Wash the nitrometer generator using 25 ml of glacial acetic acid for each of two rinses.
29、Expel all air from the stopcock and sidearm and cap the sidearm. Add 2 ml of glacial acetic acid to the generator cup and draw it approximately three quarters of the way into the nitrometer. Weigh accurately to 0.1 milligram (mg) a sample containing 0.90 - + 0.05 gram (9) of Otto Fuel II and transfe
30、r quantitatively to the generator cup. the generator. Wash the generator cup twice with 2 ml portions of glacial acetic acid and draw these washings into the generator. Add 25 ml of 94.5% sulfuric acid to the generator cup and draw the sulfuric acid into the generator tube being careful to exclude a
31、ny air. stopcock. the bottom end of the bulb as the axis. Allow the generator to stand until the mercury settles. mercury remain in the bottom of the generator bulb. Close the bottom stopcock, shake the generator bulb vigorously for 3 to 5 minutes and allow the generator to stand for an additional 5
32、 minutes. stopcock, and the sidearm of the reading tube. reading tube with an airtight connection. Transfer the gas to the reading tube and adjust the mercury level in the compensatory tube so that it is level with the calibration mark. Allow the system to come to equilibrium at ambient temperature,
33、 make a final adjustment to the mercury level, and read the gas volume. , Draw the acid sample mixture into Close the top stopcock and immediately open the bottom React the sample by gently shaking the top of the generator bulb holding Drain the excess mercury until about 50 millimeters (mm) of O Ve
34、nt any air from the reading tube, the Connect the generator to the Ca 1 cu 1 at i on : I % PGDN in sample = % PGDN measured by nitrometer i- % PGDN combined with 2NDPA % PGDN in sample = R i- WxBxFx.1687 -?Elm .1687W % PGDN in sample = 5.9277 R + 0.98 2NDPA Il 6 Provided by IHSNot for ResaleNo repro
35、duction or networking permitted without license from IHS-,-,-MIL-0-82672A 91 9999906 OLL0940 O W MI L-0-8267SA( OS) Where: R = reading of the mercury level in the measuring tube, percent W = weight of sample (on moisture-free basis), grams B = percent 2NDPA in sample by analysis F = 0.98 empirical f
36、actor determined in the laboratory to ni trogen correct for interference by the 2NDPA .1687 = theorectical mole fraction of nitrogen in PGDN 4.5.2.1.2 High performance liquid chromatography method. This method for 4.5.2.2 2-Nitrodiphenylamine content. The 2-nitrodiphenylamine content in PGDN analysi
37、s is given in the appendix. Otto Fuel II shall be determined by one of the three following methods: c 4.5.2.2.1 Spectrophotometric method. NOTE _I This method is applicable to the determination of 2-nitrodiphenylamine at a concentration on the order of 1 or 2 percent in freshly manufactured Otto Fue
38、l II only. Any compound exhibiting an absorption at the analytical wavelength will interfere and must be separated prior to analysis or corrections made based on an independent determination. Apparatus. a. Spectrophotometer. Any instrument capable of quantitative absorbance at 422 nanometers (nm). s
39、atisfactorily: and Coleman Model 6-C. The following instruments have been used Beckman Models DB, B, and DU; Bausch and Lomb Spectronic 20; b. Absorption cells, 1-centimeter (cm) path length, matched. Reagents and standards. a. Ethanol, 95 percent. Denatured formulations, which contain no interferin
40、g substances, may be used. b. 2-Nitrodiphenylamine, MIL-N-3399. I c. 2-Nitrodiphenylamine stock solution. Weigh 0.1 g of I 2-nitrodiphenylamine to the nearest 0.1 mg into a 250-ml volumetric flask. Dissolve the 2-nitrodiphenylamine in, and dilute to volume with, 95 percent ethanol and mix thoroughly
41、. This solution will contain approximately 0.4 mg 2-nitrodiphenylamine per ml. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-0-82672A ( OS ) d. Using a pipette, measure 1-, 2-, 3-, and 4-ml aliquots of the 2-nitrodiphenylamine stock solution
42、into 100-ml volumetric flasks. Dilute to volume with 95 percent ethanol and mix thoroughly. Measure the absorbance of each solution at 422 nm in one cm cells using 95 percent ethanol in the reference ce1 1. e. Plot absorbance values as ordinates against concentration of 2-nitrodiphenylamine in mg pe
43、r 100 ml. Procedure, Weigh 1.0 g of Otto Fuel II to the nearest 0.1 mg into a 250-1111 volumetric flask, dilute to volume with 95 percent ethanol, and mix thoroughly. Fill the reference cell with 95 percent ethanol. Transfer 1-ml of the solution to give about 1 mg of 2-nitrodiphenylamine in the fina
44、l solution to a 100-ml volumetric flask. Dilute to volume and mix thoroughly. Measure the absorbance of the resulting solution at 422 nm in a one cm cell. Determine the concentration of 2-nitrodiphenylamine in the solution by reference to the established calibration curve. Calculate the weight perce
45、nt of 2-nitrodiphenylamine in the original material as follows: Weight percent 2-nitrodiphenylamine = - CF low Where: C = concentration of the solution obtained from the calibration F = aliquot factor W = weight of sample, g curve 4.5.2.2.2 Volumetric bromination method. Reagents and standards. a. G
46、lacial acetic acid, reagent grade. b. Potassium bromate - bromide solution, 0.2N. Prepare in accordance with Method 605.1, MIL-STD-286B. c. Sodium thiosulfate solution, 0.2N, standardized. Prepare in accordance with Method 602.1 , MIL-STD-286B. d. Hydrochloric acid solution, 1:l. e. Potassium iodide
47、 solution, 10%. f. Starch indicator solution. Prepare in accordance with Method 701.1, MIL-STD-286B. 8 -=-? _.-.-_- _I_ I_ I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L-0-82672A (OS) Procedure. Weigh 3.75 + 0.25 g of Otto Fuel II to the near
48、est 0.1 mg into a 250-1111 iodine flask. Add-50 m1 of acetic acid measured from a graduated cylinder, 25-ml of potassium bromate-potassium bromide solution measured from a buret, and 10 ml of 1:l hydrochloric acid from a graduated cylinder. stopper the flask and from a 25-ml portion of 10% potassium
49、 iodide solution make a ring seal around the stopper. While holding the stopper in place, agitate (as much as the ring seal will permit) the contents of the flask for approximately 15 seconds and allow bromination to proceed for one minute from the time of addition of the hydrochloric acid. the flask and add the remainder of the 25-1111 portion of the potassium iodide solution, being careful not to lose
