1、SPECIFICATIONS FEDERAL 22 October 1974 (See section 6) MILITARY SPECIFICATION DYE , YELLOW , THIODIPHEX?YL-J+,h -DIAZO-BIS-SALICYLIC ACID This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 This specification covers one type of thiodiphen
2、yl-4,4-diazo-bis- salicylic acid. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 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. RR-S-366 - Sieve, Test. STANDARDS FEDERAL Fed. T
3、est Method Std. No. i41 - Paint, Varnish, Lacquer and Related Materials ; Methods of Inspection, Sampling, and Testing. MILITARY ELL-STD-lo5 - Sampling Procedures and Tables for Inspection by Attributes. (Copies of specifications , standards, drawings, and publications required by suppliers in conne
4、ction with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2-2 Other publications. The Follawing dacuments form a part of this s
5、pecification to the exten$ specified herein, Unias otherwise indicacad, %he issue in effect on date of invitataon for bids or request for proposal shall apply. AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) STANDARDS Dllg3-72 - Reagent Water. (Application for copies should be addressed to the Ame
6、rican Society for Testing and Maeerials , 1916 Race Street, Philadelphia, Pennsylvania 19103. ) (Technical society and technical association specifications and standards are generally available for reference from libraries. tributed among technical groups and using Federal agencies. ) They are also
7、dis- Munsell Book of Color (The Munsell Book of Color may be obtained from the Munsell Color Company, Inc., 2441 N. Calvert Street, Baltimore, Maryland 21218,) 3.1 Chemical and physical characteristics. The qve shall conform to the chemical and physical characteristics of table 1 when tested as spec
8、ified therein. Table I. Chemical and physical characteristics Requirement : Test : Characteristic : Minimum : Maximum : paragraph : : Molar absorptivity at 394 5 4 : nanometers (nm) I 2.5 x ,O4 I -e I 4.2.4.1 I : Volatile matter at 115 C, percent : by weight - : 3.0 : 4.2.4.2 : : Particle size, perc
9、ent by weight : : sieve - : 8.0 : 4.2.4.3 : . : : retained on a 149-micron (No. 100): * * 3.2 thick and containing 1.3 2 0.3 percent by weight of the dye shall be pre- pared from strong-bleached sulfite or sulfate pulp (see 6.5). content of the paper shall be verified by testing the paper as specifi
10、ed in 4.2.4.4. Characteristics of paper containing dye. A paper approximately 6 mils The dye Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-51411 (EA) 3.2.1 Color. The color af- the paper shall match one of the Munsell colors listed in table I
11、I when teated as specified in 4.2.4.5. Table II. Munsell colors for paper containing dye Hue Value Chroma : 0.5,1,2 : 0.5,1,2 : 0.5,1,2 : 2.5Y 8.599 5 .OY 8 99 7.5Y 8.5,9 3.2.2 Color stain produced by test reagent. When one drop of test reagent is applied tc! the paper as specified in 4.2.4.6, a vis
12、ible color stain shall be produced within 30 seconds, The color of the stain shall match one of the Mwisell colors listed in table III. Table III. Munsell colors for stain produced by test reagent Hue Value Chroma 2 5 .OY 8.0,8.5 : 8,io 4. QUALITY ASSURANCE PROVISIONS 4 .i Responsibility for inspect
13、ion. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the perfom- ance of all inspection requirements as specified herein. wise specified in the contract or order, the supplier may use his own or any other facilities suitable for the performance of the in
14、spection requirements specified herein, unless disapproved by 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 supplies and services conform to specified- requirements. Except as o
15、ther- 4.2 Quality conformance inspection. 4.2.1 Lotting. A lot shall consist of the dye produced by one manufac- turer, at one plant, from the same materials, and under essentially the same manufacturing conditions provided the operation is continuous. In the event the process is a batch operation,
16、each batch shall constitute a lot (see 6.3). 4.2.2 Sampling. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-51411 (EA) 4.2.2.1 For examination of preparation for delivery. Sampling for examination of preparation for delivery shall be conduct
17、ed in accordance with MIL-STD-105, inspection level S-4, using an AQL of 2.5 percent defective e 4.2.2.2 For test. Sampling for test shall be conducted in accordance with table IV. A representative specimen of approximately 50 grams (8) shall be removed from each sample container and placed in a sui
18、table clean, dry container labeled to identify the lot and container from which it was taken. Table IV. Sampling for test : Number of containers in batch or lot : Number of sample containers: . 2 to 25 2 26 to 150 3 151 to 1,200 5 . 1,201 to 7,000 8 7,001 to 20,000 10 Over 20,000 20 . . 4.2.3 inspec
19、tion procedure. 4.2.3.1 For examination of preparation for delivery. The sample unit shall be one filled container, ready for shipment. the preparation for delivery thereof shall be examined for the following defects using an A& of 2.5 percent defective: Sample containers and (a) (b) Container not a
20、s specified (c) (a) Container damaged or leaking (e) Contents per container not as specified Container closure not as specified hrking incorrect , missing, or illegible 4.2.3.2 For test. as specified.4. for rejection of the lot represented. Each sample specimen taken in 4.2.2.2 shall be tested Failu
21、re of any test by any specimen shall be cause 4,2,4 Tests. Water in accordance with ASTM D1193-72 and reagent grade chemicals shall be used throughout the tests. Where applicable, blank determinations shall be run and corrections applied where significant. Tests shall be conducted as follows: 4 Prov
22、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-a a a MIL-D-51411 (EA) 4.2.4.1 Molar absorptivity. Weigh to the nearest 0.1 milligram (mg) approximately O. 30 g of specimen into a 250-milliliter (mi) volumetric flask. magnetic stirrer, if required. Remov
23、e the stirring bar, dilute to the volume mark with dimethyl formamide, and shake thoroughly to mix. 10 ml of the solution into a 1,000-ml volumetric flask, dilute to the volume mark with 0.5-percent sodium carbonate solution, and mix thoroughly. Using a suitable double-beam recording spectrophotomet
24、er , 10-millimeter silica cells, and 0.5-percent sodium carbonate solution in the reference cell, run an absorbance curve of the solution from 300 to 560 nm. zero line in the same range using 0.5-percent sodium carbonate solution in both cells. absorptivity as follows : Add 150 ml of dimethyl formam
25、ide and stir to solution using a Pipet Run Read the absorbance at 394 2 4 nm. Calculate the molar Molar absorptivity = 514b5A BC where: A = Blank-corrected absorbance at 394 2 4 nm, B = Cell path length in centimeters, and C = Effective specimen concentration in grams per liter. 4.2.4.2 Volatile mat
26、ter. Determine the percent by weight volatile matter in accordance with method 4071 of Fed. Test Method Std. No. i41 except use a drying temperature of 115O 5 5 C for 1 hour. 4.2.4.3 Particle size. Weigh to the nearest 0.1 g approximately 10 g of the specimen and make into a slurry with approximatel
27、y 100 mi of water. Place the slurry on a tared No. 100 sieve conforming to RR-S-366. brush the slurry across the sieve with a soft brush for about 3 minutes adding more water. for 1 hour, cool to room temperature, and weigh to the nearest 0.1 g. Calculate the percent by weight dye retained on the si
28、eve as follows: Gently Dry the specimen retained on the sieve at 115 5 5O C Percent dye retained = - 100A B where: A = Weight of specimen retained on sieve in grams and B = Weight of original specimen in grams. 4.2.4.4 Dye content of paper. (a) Standard solution. Prepare a standard solution of the d
29、ye usedto make the paper in accordance with the procedure used for the solution tested in 4.2.4.1. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-51411 (EX) (b) Specimen sdutfon, Cut a 50-square centimeter piece of Wraet the dye wlth 10- ta
30、Then extract the the *per and weigh to the nearest 0.1 m. 20-mI. portions of O. 5-percent sodium carbona-ke salution until the extract is no longer colored. dye with 10- to 20-ml portions of dimethyl formamide until the extract is no longer colored. Combine all the extracts in a 250-ml volumetric fl
31、ask and dilute to the volume mark with dimethyl formamide. Pipet 25 ml of the solution into a 100-mi volumetric flask and dilute to the volume mark with O. 5-percent sodium carbonate solution. Heat may be used if necessary. (c) Procedure. Run absorbance curves of the specimen solution Read the absor
32、bance of the standard solution and the specimen and of the standard solution using the spectrophotometic procedure specified in 4,2,4.1. solution at 394 f 4 nm. 88 rollaws: Calculate the percent by weight dye in the paper Percent ye = I_ AE BD where: A = Blank-corrected absorbance of specimen soluti
33、on at 394 5 4 nm, B - Blank-corrected absorbance of standard solution at 394 2 4 nm, D = Weight of paper in grams, and E = Weight of Specimen used to make standard solution in grams, 4.2.4.5 Color of paper containing dye. the paper by comparison with a Munsell Book of Color, Determlne the Munsell co
34、lor of 4.2.4.6 Color stain produced by test reagent. (a) Test reagent. Prepare a solution of 67.5 percent by volume hexylene glycol and 32.5 percent by volume 2-methoxyethanol, (b) Procedure. Place one drop (0.2 mi) of the test reagent on the paper containing the dye and measure the time required fo
35、r the development of a stain. of the stain by comparison with a Muncell Book of Color. After 30 seconds, determine the Munsell color 5. PREPARATION FOR DELIVERY 5.1 Packing, level C. A quantity of 40.0 (+ 0.2 or -0) pounds of dye shall be racked in a nominal 5-gallon capacity steel pail furnished wi
36、th a gasketed, fl?y-removable lug cover. alteration of contents and to assure safe delivery to destination without damage or leakage. The dye shall be packedto meet carrier acceptance at the lowest rates, in compliance with requirements of carrier rules and regulations applicable to the mode of tran
37、sportation, The dye shall be packed in a manner to prevent Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-a z a a MIL-D-51411 (EA) 5.2 Marking. Each pail shall be marked by any means which provides legitaility as follows : Instructions on side of pa
38、il: Nomenclature as cited in the contract or purchase order shall National Stock Number (NSN) or part number when NSN is not given Government contract or purchase order number Net weight of contents Lot number, date of manufacture, and date of pack Contractors name Additional markings as may be requ
39、ired by the contract and the Appropriate address markings FOR COVERED STORAGE ONLY be applied to the cover and side of each pail contractors policies and procedures 6. NOTES 6.1 Intended use. Dye covered by this specification in intended for cise in the manufactur of M8 chemical agent detector paper
40、, 6.2 Ordering data. Procurement documents should specify the title , number, and ate of this specification. 6.3 Batch. A batch is defined as that quantity of material which has been manufactured by some unit chemical process or subjected to some physical mixing operation intended to make the final
41、product substantially uniform. 6.4 Significant places. For the purpose of determining conformance with this specification, an observed or calculated value should be rounded off “to the nearest unit in the last right-hand place of figures used in expressing the limiting value, in accordance with the
42、rounding-off method of the Recommended Practices for Designating Significant Places in Specified Limiting Values (ASTM E29). 6.5 Manufacture of paper containing dye. A method of making paper hand sheets containing dye is described in “Production Engineering Study for M8 Paper Dyes ,“ Report No. 11,
43、August , 1969, available from Edgewood Arsenal . However, the Government makes no warranty that paper made in this manner will meet the requirements of this specification. 6.6 Supersession data. This specification supersedes and includes the reauirements of Edgewood Arsenal Purchase Description 197-54-976 , dated 8 &ch 1966. - 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Preparing activity Ariny-u Project No. 6820-066 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
