1、11 August 1986 SUPERSEDING MIL-P-52947A(ME) 5 February 1979 data which may be of use in improving this document should be addressed to: Belvoir Research, Development, and Engineering Center, ATTN: STRBE-TSE, Fort elvoir, VA 22060-5606 by using the self-addressed Standardization Document Srnprovement
2、 Proposal (DD Form 1426) appearing at the end of this document or by USA MILITARY SPECIFICATION COAGULANT, WATER TREATEMENT: POLYELECTROLYTE, CATIONIC, LIQUID Thisspecification is approved for use within the USA Belvoir Research, Development, and Engineering Center, Department of the Army, and is av
3、ailable for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers one type of liquid cationic, polyeletrolyte, water treatment coagulant. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications, standards, and handbooks. The fo
4、llowing specifications, standards, and handbooks form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense Index of Specifications and Standards (DoDISS) and supplement t
5、hereto, cited in the solicitation. SPECIFICATIONS FEDERAL PPP-B-601 MILITARY MIL-D-43703 - Boxes, Wood, Cleated-Plywood - Drum, Shippin Polyethylene. and Storage, Molded Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STANDARDS MILITARY MIL-STD-105 M
6、IL-STD-129 MIL-STD-130 - Sampling Procedures and Tables for - Marking for Shipment and Storage. - Identification Marking of U.S. Military Inspection by Attributes. Property. 2.2 Other publications. The following documents form a part of this specification to the extent specified herein. Unless other
7、wise specified, the issues of the documents which are DOD adopted shall be those listed in the issue of the DoDISS specified in the solicitation. issues of documents not listed in the DoDISS shall be the issue of the nongovernment documents which is current on the date of the solicitation. Unless ot
8、herwise specified, the AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM D 93 ASTM D 1177 Freezing Point of Aqueous Engine Antifreeze ASTM D 2111 ASTM D 3951 Standard Practice for Commercial Packaging, ASTM E 70 pH of Aqueous Solutions with Glass Flash Point by Pensky-Martens Closed Tester. So
9、lut ion. Specific Gravity of Halogenated Organic Solvents and Their Admixtures, Electrode. (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) (Non-Government standards and other publications are normally available
10、 from the organizations which prepare or which distribute the documents. documents also may be available in or through libraries or other informational services.) These 2.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the tex
11、t of this specification shall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREmNTS 3.1 Discription. The water treatment coagulant, hereinafter referred to as “coagulant“, shall be a homo
12、polymer, water soluble, viscous liquid, cationic polyelectrolyte. 3.2 Materials. Materials shall be as specified herein. Materials not specified shall be selected by the contractor and shall be subject to all provisions of this specification. 2 Provided by IHSNot for ResaleNo reproduction or network
13、ing permitted without license from IHS-,-,-MIL-C-527LI7B 68 7777706 OL22LbLI 7 snall be closed with a screw 3.4.1 Unit container net weight. The net weight of coagulant in a unit container shall be not less than 40 pounds (lbs) (18.4 kilograms). 3.5 Identification marking. The unit containers shall
14、be marked in accordance with MIL-STD-130. The nomenclature “Coagulant, Water Treatment: Cationic Polyelectrolyte“ shall be included in the marking. 3.6 Workmanship. The coagulant siiall be free from foreign matter, sediment or turbidity. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspect
15、ion. Unless otherwise specified in tne contract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein. in the contract or purchase order, the contractor may use his own or any other Except as otherwise specified 3 Provided by IHSNot f
16、or ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-529978 b8 M 999990b 0122165 O facilities suitable for the performance of the inspection requirements speci- fied herein, unless disapproved by the Government. right to perform any of the inspections set forth in the
17、specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. The Government reserves the 4.2 Classification of inspections. The inspection requirements specified herein are classified as follows: a. b. Quality conformance inspection (s
18、ee 4.3) Inspection of packaging (see 4.3) 4.3 Quality conformance inspection. 4.3.1 Sampling. Sampling shall be as speciiied in 4.3.1.1 through 4.3.1.3. 4.3.1.1 Inspection lot. For the purpose of quality conkormance inspection, a lot shall be all of the coagulant produced by one manufacturer at one
19、plant, from the same batch of raw materials and by the same manufacturing process, which is offered for inspection at one time. The lot size shall be determined as the quantity of filled unit containers offered for inspection. 4.3.1.2 Sampling for examination. Sampling for examination shall be in .
20、accordance with MIL-STD-105. 4.3.1.3 Sampling for tests. Two filled unit containers shall be selected- from each inspection lot for test. 4.3.2 Examination. Samples selected as specified in 4.3.1.2 shall be examined as specified in 4.4.1. AQL shall be 1.0 percent defective for major defects and 2.5
21、percent defective for minor defects. 4.3.3 Tests. The sample selected in accordance with 4.3.1.3 shall be tested as specified in table II,. in the order shown. Failure of any test shall be cause for rejection of the lot. TABLE II. Test Schedule. Test Test . 1 Test NO I paragraph 1. Percent DMDAAC in
22、 coagulant. 2. Total solids content. 3. Brookfield visosity. 4. ntrinic viscosity. 5. pH level. . 6. Specific gravity. 7. Flashpoint. 8. Freezing point. 4.4.2.1 4.4.2.2 4.4.2.3 4.4.2.4 4.4.2.5 4.4.2.6 4.4.2 .(I 4 a4.2.7 I Kequirement paragraph 3.2.1 3.3, table I 3.3, table I 3.3, table I 3.3, table
23、;I 3.3, table i 3.3, table I 3.3, table I 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-52747B 68 77777Ob OL22Lbb 2 a 1 e 4.4 InsDection Drocedure. 4.4.1 Examination. The coagulant shall be examined tor the following detects: Defect No. Maj
24、or 101. 102. 103. Defect DMDAAC in coagulant not of specified molecular weight. Unit containers not as specified, not closed as specified, or leaking. Net weight of coagulant in unit containers not as specified. Requirement paragraph 3.2.L 3.4 3.4.1 Minor 201. Identification marking on unit 3.5 cont
25、ainers not as specitied. 202. Workmanship not as specified. 3.6 4.4.2 Tests. 4.4.2.1 Percent DMDAAC test. The percentage of DMDAAC in the coagulant shall be determined in accordance with test procedure 30.1 of the appendix to this specification. A DMDAAC percent that is less than 19.5 or a DMDAAC pe
26、rcent that is greater than 20.5 shall constitute failure of this test. 4.4.2.2 Total solids content test. Weigh an evaporating dish to the nearest Record this .Oi gram (g). coagulant to the dish and immediately weigh the dish and contents. weight as w3. ture oven set at 105 “C (22 OF) overnight, but
27、 not less than 16 hours. After the drying period, remove the dish and contents from the oven and place in a dessicator to cool. When cool, weigh the dish and contents to the nearest 0.0001 g. Calculate the total percent of solids in the coagulant using the following equa t ion : Record the weight of
28、 the dish as W1. Add 5 to 10 of Place the dish and contents in a preheated, constant tempera- Allow the coagulant to dry in the oven Record the weight as W3, Percent total solids = w3 - w1 x 100 b2 - w1 A total solids content of less than 19.5 percent or more than 20.5 percent shall constitute failu
29、re of this test. 4.4.2.3 Brookfield viscosity test. Pour approximately 300 milliliters (mL) of coagulant into a 400 mL beaker. Adjust the temperature of the coagulant in the beaker to exactly 25 OC (77 OF), and maintain the temperature throughout the test period. Attach a number 1 bob to a Brookfiel
30、d viscometer, model LVF. Immerse the bob in the coagulant to the notch on the bob stem. Connect the 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-viscometer to a power source and turn the viscometer on. Set the viscometer to operate at 30 revolut
31、ions per minute (rpm). After allowing the viscometer to operate for several seconds in order to stabilize rpm, depress the viscometer clutch and read the torque drag on the hundredth scale. Convert the reading obtained to cPs by means of the conversion chart furnished with the viscometer. A Brookfie
32、ld viscosity of lest; the 10.0 cPs or more than 150.0 cPs shall constitute failure of this test. 4.4.2.4 Intrinsic visosity test. The intrinsic viscosity of the coagulant shall be determined in accordance with test procedure to this specificaitoin. An intrinsic viscosity of less than 0.14 dL/g, or m
33、ore than 0.26 dL/g, shall constitute failure of this test. 4.4.2.5 PH level test. The pH level of the coagulant shall be determined by the calomel and glass electrode (electrometric) method of except that the assembly shall be standardized with only one buffer solution within 1 to 2 units of the nor
34、mal coagulant pH. The actual pH result shall be recorded to the nearest tenth of a unit. constitute failure of this test. A pH level of less than 3.20 or more than 3.80 shall 4.4.2.6 Specific gravity. The specific gravity of three specimens from each An average sample shall be determined in accordan
35、ce with, ASTM D 2111 method B. specific gravity of less than 1,020 or more than 1.035 at 25 OC (77 OF) shall constitute failure of this test. 4.4.2.7 Flashpoint test. The flashpoint of the coagulant shall be determined in accordance with ASTM D 93. (200 OF) shall constitute failure of this test. A r
36、ecorded flashpoint that is less than 93 OC 4.4.2.8 Freezing point test. The flashpoint of the coagulant shall be determined in accordance with ASTM D 1177. A freezing point of the coagulant that is more than -3 OC (27 OF) shall constitute failure of this test, 4,5 Inspection of packaging. 4.5.1 4.5
37、1.1 Unit of product. Quality conformace inspection of packaging. For the purpose of inspection, a completed pack, prepared for shipment, shall be considered a unit of product. 4.5.1.2 Sampling. Sampling for examination shall be in accordance with MIL-STD-105. 4.5.1.3 Examination. Samples selected in
38、 accordance with 4.5.1.2 shall be examined for the following defects. AQL shall be 1 O percent defective. NO - Defect com - B - A - 104. Shipping container not 5.2.1 5.2.2 close-fitting as specified. specified. 105. Shipping container not as 5.2.1 5.2.2 5.2.3 6 Provided by IHSNot for ResaleNo reprod
39、uction or networking permitted without license from IHS-,-,-MIL-C-52747B 68 W 7777706 OL22Lb 6 = MIL-C-52947B(ME) 106. Strapping not as specified. 5.2.1 5.2.2 107. More than 8 unit containers 5.2.1 5.2.2 108. Marking not as specified. 5.3.1 5.3.1 5.3.2 placed in shipping container. 5. PACKAGING 5.1
40、Preservation. specified in 3.4. level A preservation. The coagulant shall be placed in the unit container The container shall be considered to satisfy the needs tor 5.2 Packing. Packing shall be level A, level B or commercial as specified (see 6.2). 5.2.1 Level A. The coagulant, in the specified uni
41、t containers (see 3.4), shall be packed in close-fitting boxes conforming to PPP-B-601, overseas type, style optional. Box closure and strapping shall be as specified therein except that the strapping shall be flat and the finish B. Not more than 8 unit containers shall be packed in a shipping conta
42、iner. 5.2.2 Level B. The coagulant shall be packed as specified for level A in 5.2.1 except that the strapping may be finish A. 5.2.3 Commercial. The coagulant, in the specified unit containers (see 3.4), shall be packed in accordance with ASTM D 3951. 5.3 Marking. 5.3.1 Levels A and B. In addition
43、to the markings required in 3.5 and any special or identification markings required by the contract or purchase order, all containers shall be marked in accordance with MIL-STD-129. O 5.3.2 Commercial. Commercial marking shall be in accordance with ASTM D 3951. gross weight. Additionally, each shipp
44、ing container shall be marked with the cube and 6. NOTES 6.1 Intended use. The coagulant is intended for use with military reverse-osmosis water treatment equipment. 6.2 Ordering data. Acquisition documents should specifiy the following: a. Title, number and date of this specification. b. C. Degree
45、of packing.required (see 5.2). d. Any special marking (see 5.3.1). Quantity of unit containers of coagulant required. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-6.3 Subject term (Key words) listing. Coagu 1 ant Polyelectrolyte 6.4 Changes from
46、 previous issue. Asterisks (or vertical lines) are not used in this revision to identify changes with respect to the previous issue due to the extensiveness of the changes. Custodian: Army - ME Review activity: DIA - GS Preparing activity: Army - ME w Project 6810-AB43 I i i I I 1 I 1 I 1 I I 8 Prov
47、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-52747B 68 m 7977706 012t2170 4 W MIL-C-52947B(ME;) APPENDIX 10. SCOPE 10.1 Scope. This appendix details the test procedures required to ascertain the percent of DMDAAC in coagulant by ionic chloride c
48、oncentration determi- nation, and the intrinsic viscosity of the coagulant. 20. APPLICABLE DOCUMENTS 20.1 Publications. The following documents form a part of this appendix to the extent specified herein. DoD adopted shall be the issue listed in the current DoDSS and the supplement thereto, if appli
49、cable. The issues of the documents which are indicatea as AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM D 455 - Test for Kinematic Viscosity of Transparent and Opaque Liquids. ASTM D 446 - Specification and Operating Instructions for Glass Capillary Kinematic Viscometers. ASTM E 1 - Specification for ASTM Thermometers. (Application for copies should be addressed to the American Society for Testing and Mate
