NAVY MIL-W-15000 K-1987 WATER-TESTING CHEMICALS BOILER SHIPBOARD USE《舰载使用锅炉的水质试验学品》.pdf

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1、f MIL-W-35000K 68 7777706 0336753 7 W -3 6- 19 MIL-W-l5000K(SH) 24 July 1987 SUPERSEDING 15 May 1987 (See 6.6) MIL-W-150005 (SH) MILITARY SPECIFICATION WATER-TESTING CHEMICALS, BOILER, SHIPBOARD USE This specification is approved for use within the Naval Sea Systems Command, Department of the Navy,

2、and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scape. This specification covers the composition and quality of chemicals used in testing shipboard boiler water and feedwater. 1.2 Classification. Boiler water testing chemicals shall be of the follo

3、wing classes, as specified (see 6.2.1): Class A - Nitric acid, reagent. Class B - Mercuric nitrate solution. Class D - Phenolphthalein, powder. Class E - Methyl red-acid blue 5, powder (methyl purple indicator). Class F - Chloride indicator, powder. 2. APPLICABLE DOCUMENTS 2.1 Government documents.

4、2.1.1 Specifications and standards. The following specifications and standards 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 Stand

5、ards (DoDISS) and supplement thereto, cited in the solicitation. . SPEC IF1 CATIONS FEDERAL PPP-C-2020 - Chemicals, Liquid, Dry, and Paste: Packaging of. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addres

6、sed to: Commander, Naval Sea Systems Command, SEA 5523, Department of the Navy, Washington, DC 20362-5101 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC NIA FSC 6810 Approved for public release; distri

7、bution unlimited DISTRIBUTION STATEMENT A , -. THIS DOCUMENT CONTAINS /A PAGES. Licensed by Information Handling ServicesMILITARY MIL-D-3464 - Desiccants, Activated, Bagged, Packaging Use and Static Dehumidification. STANDARDS FEDERAL FED-STD-313 - Material Safety Data Sheets Preparation and the Sub

8、mission of. MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by MIL-STD-129 - Marking for Shipment and Storage. Attributes. 2.1.2 Other Government documents and publications. The following other Government documents and publications form a part of this specification to the extent

9、 specified herein, Unless otherwise specified, the issues shall be those in effect on the date of the solicitation. PUBLICATIONS MIL I TARY NAVAL SEA SYSTEMS COMMAND (NAVSEA) S9086-GX-STM-020 - Naval Ships Technical Manual, Chapter 220, Volume 2, Boiler Water/Feedwater Test and Treatment. DEPARTMENT

10、 OF LABOR (OSHA) Code of Federal Regulations (CFR), CFR 29, Part 1910,1200 - Hazard Communication Standard. DEPARTMENT OF TRANSPORTATION (DOT) Code of Federal Regulations (CFR), CFR 49, Parts 100-199 - Hazardous Material Regulations, (Application for copies should be addressed to the Superintendent

11、of Documents, U.S. Government Printing Office, Washington, DC 20402.) (Copies of specifications, standards, publications, and other Government documents required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the co

12、ntracting activity,) 2.2 Other publications, The following documents form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted shall be those listed in the issue of the DoDISS specified in the solicitation. the iss

13、ues 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 otherwise specified, Licensed by Information Handling ServicesMIL-W-15000K b8 = 77777Ob 0136755 2 MIL-W-l5000K(SH) AMERICAN SOCIETY FOR TESTING AND MAT

14、ERIALS (ASTM) D 1193 - Standard Specification for Reagent Water. (DoD adopted) (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) AMERICAN CHEMICAL SOCIETY (ACS) Specifications - Reagent Chemicals. (Application fo

15、r copies should be addressed to Applied Publications, American Chemical Society, 1155 - 16th Street, NW, Washington, DC 20006.) (Nongovernment standards and other publications are normally available from the organizations which prepare or which distribute the documents. These documents also may be a

16、vailable in or through libraries or other informational services .) 2.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein (except for associated detail specifications, specification sheets or MS standards), the text of this specifi

17、cation shall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Reagent quality. Reagents covered by this specification shall conform to all applicable specifications of the Ameri

18、can Chemical Society (ACS). specified in the contract or order, a certificate of compliance shall be pre- pared (see 6.2.2). When 3.1.1 Class A, nitric acid, reagent. Nitric acid, reagent shall be a 1.0 normal (N) solution of reagent grade nitric acid in ASTM D 1193, type III reagent water. The dilu

19、ted solution shall vary no more than 1 percent from 0.1 N when tested as specified in 4.3.1. 3.1.2 Class B, mercuric nitrate solution. 3.1.2.1 Composition. The mercuric nitrate solution shall be a 0.5 N solu- tion of reagent grade mercuric nitrate in ASTM D 1193, type III reagent water. The solution

20、 shall contain the minimum amount of nitric acid necessary to dis- solve the mercuric nitrate. percent from 0.025 N ardshall have a minimum pH of 2.2 when tested as Specified in 4.3.2. The diluted solution shall vary no more than 5 3.1.2.2 Stability. The 0.5 N mercuric nitrate solution shall remain

21、free of sediment and shall conform to the 0.5 N requirement after storage for 1 week when tested as specified in 4.3.2.1. Licensed by Information Handling Services flIL-W-LC000K b i 777740b OLL6756 MIL-W- 15000K( SH) 3.1.3 Class D, phenolphthalein, powder. The phenolphthalein reagent aowder shall be

22、 reagent grade phenolphthalein. When added to ethyl alcohol is specified in 4.3,3, nit more than a faint trace of turbidity ir insoluble matter shall remain. fied in 4.3.3, the solution shall change from colorless at pH 8.0 to red at When added to a solution of potassium chloride as speci- pH 10.0.

23、* 3.1.4 Class E, methyl red-acid blue 5, powder (methyl purple indicator). The methyl purple indicator shall be a dry mixture containing the following in a number O0 gelatin capsule: (a) (b) 0.055 k 0,009 gram of colour index (CI) acid blue 5 dye, 0.045 f 0,007 gram of ACS reagent grade methyl red,

24、sodium salt. * 3.1.4.1 Other ingredients. The use of a filler is prohibited. The weight of ingredients other than those required in 3.1.4 shall not exceed 0.020 grams when determined as specified in 4.3.4.2. * 3.1.4.2 Performance. When tested as specified in 4*3.4.3, the indicator shall change from

25、green to purple at a pH of 4.9 f 0.3. 3.1.5 Class F, chloride indicator, powder. 3.1.5.1 Composition. The chloride indicator shall be a dry mixture containing the following in a number O0 gelatin capsule: (a) (b) 0.250 f 0.038 gram of reagent grade diphenylcarbazone. 0,020 f 0.003 gram of reagent gr

26、ade crystalline bromophenol blue. 3.1.5.2 Performance. When the contents of a single capsule are subjected to the test as specified in 4.3.5.4, the quantity of 0.025 N mercuric nitrate solution used shall be 25.00 f 0.15 milliliters (mL). 3.2 Material safety data sheet. The contracting activity shal

27、l be provided a material safety data sheet (MSDS) at the time of contract award. shall be provided in accordance with the requirements of FED-STD-313 and 29 CFR 1910.1200, Hazard Communication. When FED-STD-313 is at variance with the CFR, 29 CFR 1910,1200 shall take precedence, modify and supplemen

28、t FED-STD-313. The MSDS shall be included with each shipment of the material covered by this speci- fication (see 6.3). The MSDS 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the perf

29、ormance of all inspection requirements as specified herein. specified in the contract or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspection require- ments specified herein, unless disapproved by the Government. reserves the right to

30、perform any of the inspections set forth in the specifi- cation where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. Except as otherwise The Government 4 , Licensed by Information Handling ServicesMIL-W-15000K b m 777770b OL16757. b W MIL-W-

31、l5000K(SH) 4.1.1 Responsibility for compliance, All items must meet all require- ments of sections 3 and 5. shall become a part of the contractors overall inspection system or quality program. The absence of any inspection requirements in the specification shall not relieve the contractor of the res

32、ponsibility of assuring that all products or supplies submitted to the Government for acceptance comply with all require- ments of the contract. submission of known defective material, either indicated or actual, nor does it commit the Government to acceptance of defective material. The inspection s

33、et forth in this specification Sampling in quality conformance does not authorize c 4.2 Quality conformance inspection. 4.2.1 - Lot, A lot shall consist of all solutions or chemicals from one batch. In cases in which it is not practicable to define the sampling lot in this manner, the lot shall cons

34、ist of all solutions or chemicals of one class for delivery at one time. 4.2.2 Samplinq. 4.2.2.1 Sampling for examination of filled containers. A random sample of filled containers shall be selected from each lot in accordance with MIL-STD-105 at inspection level I, acceptable quality level (AQL) 2.

35、5 percent defective to verify compliance with all requirements of this specification regarding fill, closure, marking, and other requirements not involving tests. 4.2.2.2 Sampling for quality conformance tests. Samples from each lot shall be selected and subjected to the tests as specified in 4.3, a

36、nd shall be inspected for compliance in accordance with 4.4. Two grams of diphenylcar- bazone and 1 gram of bromophenol blue used in the manufacture of the chloride indicator shall be tested with the inspection samples of the chloride indi- cator. used in the manufacture of the methyl purple indicat

37、or shall be tested with the inspection sample of the methyl purple indicator. Titration shall be conducted at room temperature 25OC. this shall be cause for rejection of the lot represented by the sample. Sample size shall be as follows: One gram of acid blue 5 dye and 1 gram of methyl red, sodium s

38、alt If any item in the sample fails any specified test, Class Description Sample per lot Class A Nitric acid, reagent 18 Class B Mercuric nitrate solution 18 Class D Phenolphthalein, powder 3 Class E Methyl red-acid ACS blue 5, powder 3 (methyl purple indicator) Class F Chloride indicator, powder 24

39、 4.2.3 Examination of filled containers. Each filled container in the sample selected as specified in 4.2.2.1 shall be examined to verify compliance with all requirements of this specification regarding fill, closure, marking, and other requirements not involving tests. Containers shall be examined

40、for defects of the container and the closure, for evidence of leakage, and for a Licensed by Information Handling Servicesunsatisfactory markings; each sample-filled container shall also be weighed to determine the amount of the contents. Any container in the sample having one or more defects or con

41、taining less than the required amount of chemical shall cause rejection of that container, and if the number of defective containers in any sample exceeds the acceptance number for the appropriate sampling plan in accordance with MIL-STD-105, this shall be cause for rejection of the lot. 4,2.4 Test

42、samples, When specified in th.e contract or order (see 6.2.1), the samples selected in 4.2.2.2 shall be forwarded to a laboratory satisfactory to NAVSEA (see 6.4). 4.2.5 Test reports, When specified in the contract or order, test reports shall be prepared (see 6.2.2). 4.3 Test procedures. 4,3,1 Clas

43、s A, nitric acid reagent. One hundred mL of the sample shall be diluted to 1 liter (L) with reagent water in accordance with type III of ASTM D 1193. The dilute solution shall be used to titrate 50 mL of 0,05 N sodium carbonate solution using methyl-purple indicator in accordance with class E of thi

44、s specification. prepared using standard reference material sodium carbonate from the National Bureau of Standards. end point is reached, shall be Calculated by using the following formula: The sodium carbonate solution shall be The titration shall be stopped when the methyl-purple The normality Do

45、not boil to remove carbon dioxide. Where: N1 = normality of diluted nitric acid sample. v1 = volume in mL of diluted nitric acid sample required to reach N2 = normality of standard sodium carbonate solution (0.05N). “ = volume in mL of standard sodium carbonate solution (50 mL). the methyl purple en

46、d point. 4.3.2 Class B, mercuric nitrate solution, Fifty mL of the sample shall be diluted to 1 L with reagent water in accordance with type III of ASTM D - 1193, chloride solution to which four drops of 0.2 N nitric acid, and five drops of chloride indicator in accordance with class F of this speci

47、fication, have been added. The sodium chloride solution shall be prepared using standard reference material sodium chloride from the National Bureau of Standards. The titration shall be stopped when the color just changes from yellow to lavender. by using the following formula: The dilute solution s

48、hall be used to titrate 25 mL-f 0.025 N sodium The normality of the mercuric nitrate solution shall be calculated . 6 Licensed by Information Handling ServicesflIL-W-15000K 68 997390b 0116759 T Where : N1 = normality of dilute mercuric nitrate sample. v1 = volume in mL of dilute mercuric nitrate sam

49、ple required to N2 = normality of standard sodium chloride solution (0.025 N). v2 = volume in mL of standard sodium chloride solution (25 mL). reach the chloride indicator end point. Determine pH by means of a standard pH electrometer using the glass electrode. Report the pH value to the nearest 0.1, 4.3.2.1 Stability. A 1-quart sample of 0.5 N mercuric nitrate solution shall be allowed to stand for 1 week and shall be examined for sediment. The normality of the solution shall be checked in accordance with 4.3.2. 4.3.3 Class D, phenolphthalein powder. The phenolphthalein powder shall b