淋雨測試GM-Q04-1060.doc

泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 1 TQSOP 0006 3320 3301 APREDCPage 1 of 19 1 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 2 TQSOP 0006 3320 3301 APREDCPage 2 of 19 1 1 SCOPE 1 SIGNIFICANCE 目的 目的 To minimize potential hazards due to flammable vinyl 確保戶外使用的產(chǎn)品安全性 2 SCOPE 范圍 范圍 2 1 Products and Components Covered 涵蓋的產(chǎn)品及部件 涵蓋的產(chǎn)品及部件 Vinyl plastic film 10 mils0 010 in thick used as wearing apparel 季節(jié)性產(chǎn)品中戶 外使用的產(chǎn)品 2 2 Exemptions none 豁免豁免 無 無 3 DEFINITIONS WORDS DEFINED ARE ITALICIZED AND BOLDED ONCE PER SECTION 定義 定義 被定義的詞在線段用粗黑斜體標(biāo)示一次 4 4 Costume a toy which is designed to be worn by a child e g glove puppets cowboy outfits nurses uniforms ballerina dresses etc 4 Set A sample of 5 burnt in the same direction 4 Vinyl Plastic Film None rigid unsupported transparent translucent and opaque material whether plain embossed molded or otherwise surface treated 4 Wearing Apparel Any costume or article of clothing worn or intended to be worn by individuals 4 PERFORMANCE REQUIREMENTS 測試要求 測試要求 4 1 水不能進(jìn)入產(chǎn)品的內(nèi)部 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 3 TQSOP 0006 3320 3301 APREDCPage 3 of 19 4 2 The average burn rate of each tested set shall not exceed 1 2 in sec 淋雨測試后 5 分鐘能夠通過漏電測試 4 3 If no specimen ignites the test results of that set of specimens shall be regarded as passing 淋雨測試 5 分鐘內(nèi)能夠通過耐壓測試 5 TEST METHODS 測試方法 測試方法 5 IF NO SPECIMEN IGNITES AND BURNS THE STOP CORD THE TEST RESULTS OF THAT SET OF SPECIMENS SHALL BE REGARDED AS PASSING 5 IF ONLY ONE SPECIMEN OF THE SET OF FIVE SPECIMENS IGNITES AND BURNS THE STOP CORD WITH PASSING RESULTS THE RESULTS OF THAT SET OF SPECIMENS WILL BE REGARDED AS PASSING 5 IF ONLY ONE SPECIMEN OF THE SET OF FIVE SPECIMENS IGNITES AND BURNS THE STOP CORD WITH FAILING RESULTS TEST ANOTHER SET OF FIVE SPECIMENS FROM THE SAME DIRECTION 水水 不能進(jìn)入產(chǎn)品的內(nèi)部 不能進(jìn)入產(chǎn)品的內(nèi)部 5 要求 可以允許水進(jìn)入產(chǎn)品燈座 附屬桿頭等 要求 可以允許水進(jìn)入產(chǎn)品燈座 附屬桿頭等 5 1 5 1 Compute the average burn rate for all ten specimens of the same direction Use zero for no ignition Also use zero for for samples that and ignites but self extinguishes before burning the thread at the upper end of the holder 5 1 If two or more of the 10 specimens ignite and burn the stop cord average the results from all 10 specimens which ignited and burned the stop cord Reject 5 1 If only one of the 10 specimens ignites and burns the stop cord accept 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 4 TQSOP 0006 3320 3301 APREDCPage 4 of 19 5 1 Results that deviate from the mean value of all tests should be rejected if the deviation of the doubtful value is more than five times the average deviation from the mean obtained by excluding the doubtful value Such doubtful values shall be discarded and retests made 5 1 Scope 5 1 Products and Components Covered 5 1 Fabrics used in toysjuvenile Fabric used in toys Unstuffed textile fabrics and intended removable unstuffed toy clothing 5 1 ASTM F963 96a A5 3 3 5 1 Simulated or real hair or mane when rooted or attached to a finished product 5 1 CRC 931 18 5 1 Exemptions 5 1 Removable doll clothing where a piece 2 x 6 can not be extracted 5 1 Non removable toy clothing test per QSOP 0006 3300 Flammability of Solids and Stuffed Toys 5 1 Car seat components Test per FMVSS302 5 1 Mattresses and upholstered products test per CA116 117 5 1 Vinyl plastic film subject to FFA Flammable Fabrics Act Test per 16 CFR 1611 5 1 Definitions Words defined are italicized and bolded once per section 5 1 Costume a toy which is designed to be worn by a child e g glove puppets cowboy outfits nurses uniforms ballerina dresses etc 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 5 TQSOP 0006 3320 3301 APREDCPage 5 of 19 5 1 Juvenile Products products not toys used by children such as carriages full size cribs gates high chairs portable hook on chairs strollers and walkers 5 1 Raised Fiber any material which is woven knitted felted or otherwise produced from any natural or manmade fiber with an intentionally raised fiber or yarn surface such as pile nap tuft or flock 5 1 Performance requirements 5 1 Fabric and Unstuffed Toy Clothing including Costumes 3 3 1 5 1 The following materials shall not be used 5 1 Celluloid cellulose nitrate and materials with the same behavior in fire 5 1 EN71 2 93 4 1 5 1 Individual burn rates must be 0 70 in sec 17 8 mm sec 5 1 16 CFR 1610 3 ii 5 1 Samples which do not ignite or self extinguish are acceptable 5 1 Simulated or Real Hair or Mane 3 3 2 5 1 Must not flame upon a 1 second impingement or must self extinguish within 2 seconds of the removal of the flame 5 1 CRC 931 18 e 5 1 test methods 測試方法 測試方法 5 1 Test Environment Sample Preparation None 測試環(huán)境測試環(huán)境 樣板準(zhǔn)備樣板準(zhǔn)備 5 1 1 環(huán)境 20 C 30 C 20 70 RH 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 6 TQSOP 0006 3320 3301 APREDCPage 6 of 19 5 1 2 樣板準(zhǔn)備 4PCS 產(chǎn)品 1PCS 已進(jìn)行了外殼減速壓測試 1PCS 已進(jìn)行了跌 落測試 1PCS 已進(jìn)行了低溫撞 1PCS 已進(jìn)行了防破碎測試的產(chǎn)品 測試 使用的水電示數(shù)為 2000 CM 水溫為 20 40 C 5 2 Equipment 儀器與設(shè)備儀器與設(shè)備 5 2 1 淋雨裝置 5 2 2 耐壓泄漏測試儀 5 3 Not applicable 5 3 Place the prepared sample in a draft free area that can be ventilated and cleared after each test 5 3 5 3 Equipment 5 3 A draft proof test chamber with a suitable door or window for visual operation provision for inserting the specimen holder and adjustable vents to supply sufficient air for combustion of the specimen It should also be capable of rapid ventilation following a test A hood may be used if its exhaust fan is turned off during the test The chamber must have a stop clock through micro switches mounted on the specimen holder rack The clock is started when the specimen flame burns the first thread and is stopped when the thread at the upper end of the holder 6 in from the first thread burns apart The timing mechanism shall be capable of indicating time interval to 0 1 second1 5 3 A No 22 hypodermic needle jet Flammability Tester For EN 71 Standard 5 3 A specimen holder with an upper and lower separate section with the shape and dimensions as shown in figure 2 The specimen is supported by tight closure of the upper and lower sections around the sides of the specimen The center section of the rack contains an open U shaped area At the open end of the rack the forked sides are at an angle of 45 deg for the last inch Test Fixture See Figure 1 1 Available from US Testing Model Number 5600 Flammability Tester for Plastic Films 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 7 TQSOP 0006 3320 3301 APREDCPage 7 of 19 5 3 5 3 Figure 1 Specimen Holder 5 3 Butane Draft Proof Test Chamber model 7633 ES2 Figure A Appendix 1 5 3 Specimen Holder model 7633E 071 5 3 Modified specimen Holder Same as model 7633E 071 with the addition of 0 010 inch 3 9 mm diameter maximum spring steel wire securely attached across its width at 0 5 inch 12 7 mm intervals The first wire is located 0 5 inch 12 7 mm from the open end of the holder 5 3 J P Coats heavy duty white cotton threadCotton sewing thread No 50 mercerized 5 3 Oven capable of maintaining 50 2 C 122 3 6 F 2 Available from United States Testing Company 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 8 TQSOP 0006 3320 3301 APREDCPage 8 of 19 5 3 Brushing Device model 7633E 171 Figure B Appendix 1 5 3 Desiccator with anhydrous calcium chloride used as the drying agent 5 3 Oven capable of maintaining 221 10 F 105 5 C 5 3 General Test Requirements 通用測試要求 通用測試要求 測試使用的水電示數(shù)為 2000 CM 水溫為 20 40 C 每個(gè)噴頭的水壓都應(yīng)該持續(xù) 51B IN 34 5KPA 5 4 Procedure 測試程序測試程序 5 4 1 The test fixture must be cleaned prior to the start of each test 5 4 1 Precondition all fabric products per QSOP 0006 4080 Fabric Washability Test productTest products that comes with machine hand washing instructions orthat have a flame retarding finish both as received and after preconditioning per 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 9 TQSOP 0006 3320 3301 APREDCPage 9 of 19 5 4 1 Procedure 將 4PCS 產(chǎn)品分別固定 然后對產(chǎn)品噴水一個(gè)小時(shí) 噴水角度為 45 度至垂直的任一角度或最有可能使水進(jìn)入產(chǎn)品的方向 5 4 2 噴水結(jié)構(gòu)如附圖所示 產(chǎn)品應(yīng)放在三個(gè)噴頭的中心位置 這樣使最大量的水 能夠進(jìn)入產(chǎn)品 如果不止一個(gè)地方可能導(dǎo)致水進(jìn)入產(chǎn)品 則所有可能的地方 都應(yīng)該進(jìn)行測試 每個(gè)噴頭的水壓都應(yīng)該持續(xù) 51B IN 34 5KPA 5 4 3 產(chǎn)品在淋雨完成后 5 分鐘內(nèi)做耐壓測試 漏電測試 目視是否有水進(jìn)入裝置 內(nèi) 6 REFERENCE STANDARDS 參考標(biāo)準(zhǔn)參考標(biāo)準(zhǔn) 6 PLACE THE PREPARED SAMPLE IN A DRAFT FREE AREA THAT CAN BE VENTILATED AND CLEARED AFTER EACH TEST 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 10 TQSOP 0006 3320 3301 APREDCPage 10 of 19 6 PROCEDURE 6 TEST ONLY THE UNCOVERED OR EXPOSED VINYL PART 6 IF THE VINYL IS MULTILAYERED AND SEPARATES READILY FROM THE OTHER LAYERS TEST ONLY THE VINYL PART TEST ANY OF THE LAYERS THAT ARE FABRIC PER TQSOP 0006 3320 FLAMMABILITY OF FABRICS 6 IF THE VINYL IS MULTILAYERED AND DOES NOT SEPARATE READILY FROM THE OTHER LAYERS TEST PER TQSOP 0006 3320 FLAMMABILITY OF FABRICS IF THE BRUSHING PROCEDURES REQUIRED BY TQSOP 0006 3320 FLAMMABILITY OF FABRICS WOULD DAMAGE OR ALTER THE PHYSICAL CHARACTERISTICS OF THE FILM OR COATING TEST THE EXPOSED LAYER PER THIS TQSOP 6 CUT 5 TEST SAMPLES 3 IN IN WIDTH AND 9 IN IN LENGTH FROM EACH DIRECTION EACH SAMPLE MUST BE FREE FROM FOLDS OR WRINKLES 6 INSERTED THE SAMPLE INTO THE HOLDER SO THAT IT EXTENDS DOWN INTO THE LOCK SPRINGS AND IS HELD FIRMLY BETWEEN THE TWO WIRES AT THE OPEN END OF THE BURNING CHANNEL THESE WIRES INSURE THAT THE END OF THE SPECIMEN IS ALWAYS THE CORRECT DISTANCE FROM THE FLAME 6 THE SAMPLE MUST BE FREE FROM WRINKLES OR DISTORTION WHEN THE HOLDER IS CLOSED 6 THE SPECIMEN MUST NOT EXTEND BEYOND THE OUTER EDGE OF THE LOWER PLATE OTHERWISE THE RACK MAY NOT SLIDE 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 11 TQSOP 0006 3320 3301 APREDCPage 11 of 19 FREELY ON THE SLIDE CHANNEL ON INTRODUCING IT INTO THE CABINET 6 PRIOR TO INTRODUCING THE SPECIMEN AND HOLDER INTO THE CABINET SET BOTH ELECTRICAL SWITCHES FOR AUTOMATIC TIMING 6 ADJUST THE VALVE REGULATING THE BUTANE TO PROVIDE A 0 5 IN FLAME WHEN THE SPECIMEN IS IN PLACE ITS SURFACE IS 0 56 IN FROM THE TIP OF THE NEEDLE AND THE FLAME IS JUST BARELY FLATTENED AGAINST THE SPECIMEN 6 WITH THE HOOD FAN OFF CLOCKS ZEROED AND THE FLAMES ADJUSTED PER 3 4 98 CLOSE THE DOOR AND INSERT THE SPECIMEN HOLDER AT A CONSTANT RATE ALLOW THE HOLDER TO SLIDE DOWN THE RAILS BY GRAVITY TTAKING ABOUT ONE HALF SECOND TO TRAVEL THE LENGTH OF THE SLIDE ANY HESITATION IN BRINGING THE SPECIMEN HOLDER FULLY INTO BURNING POSITION MAY CAUSE ERRONEOUS IGNITION RESULTS 6 THE BURNING TIME SHALL BE READ FROM THE STOP CLOCK AND THE RATE OF BURNING CALCULATED RESULTS THAT DEVIATE FROM THE MEAN VALUE OF ALL TESTS SHOULD BE REJECTED IF THE DEVIATION OF THE DOUBTFUL VALUE IS MORE THAN FIVE TIMES THE AVERAGE DEVIATION FROM THE MEAN OBTAINED BY EXCLUDING THE DOUBTFUL VALUE SUCH DOUBTFUL VALUES SHALL BE DISCARDED AND RETESTS MADE 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 12 TQSOP 0006 3320 3301 APREDCPage 12 of 19 6 REFERENCE STANDARDS 參考標(biāo)準(zhǔn)參考標(biāo)準(zhǔn) 6 1 6 1 Referenced Documents 參考文件參考文件 UL588 圣誕和裝飾產(chǎn)品安全標(biāo)準(zhǔn) 7 CFR 1611 2001 7 ASTM D 618 96 7 Flammable Fabrics Act 1990 7 REVISE HISTORY 修訂記錄修訂記錄 REVESION 版本版本 DATE 日期日期 WRITTEN BY 編制 REASON OF REVISE 修改原因修改原因 REVISED BY 修改人修改人 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 13 TQSOP 0006 3320 3301 APREDCPage 13 of 19 8 APPENDIX NONE 附件附件 淋雨測試裝置 無 無 REVISE HISTORY 修訂記錄修訂記錄 REVESION 版本版本 DATE 日期日期 WRITTEN BY 編制 REASON OF REVISE 修改原因修改原因 REVISED BY 修改人修改人 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 14 TQSOP 0006 3320 3301 APREDCPage 14 of 19 核準(zhǔn) APPROVED 審核 REVIEWED 制作 AUTHOR 曾憲峰 Calculate the rate of burning history Fabric and Unstuffed Toy Clothing including Costumes 2 1 Costumes must also be tested per QSOP 0006 3330 Flammability of Enclosures Costumes Cut a 2 by 6 sample from the product Cut through all the different materials available on the item being tested Test all materials in combination regardless of whether 2 by 6 pieces from each individual material can be cut from the sample Cut a 2 horizontal by 6 vertical piece For costumes doll clothing removed from doll cut through all the different materials available on the costume being tested See Fig 1 Figure 11 Cutting Costume Sample from Product For large costumes where samples can be extracted in both the horizontal and vertical orientations i e 2 x 6 and 6 x 2 cut one sample in each direction Where possible use a minimum of five samples for each condition per 3 2 2 CFR 1610 4 a I For fabric with a raised fiber surface place the specimen holder sample on the brushing device carriage and draw under the brush once against the lay of the raised fabric surface 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 15 TQSOP 0006 3320 3301 APREDCPage 15 of 19 Place each sample between specimen holder metal plates per figure Figure 2 in the same configuration as originally cut this may be several layers sandwiched as stated in 3 3 1 1 Figure 22 Specimen in sample holder Place specimen holder sample in an oven in a horizontal position for 30 minutes at 221 10 F 105 5 C Remove specimen holder sample from oven and place over anhydrous calcium chloride in a desiccator until cool not less than 15 minutes or more than 2 hours Remove specimen holder sample from desiccator and place in position on rack in test chamber The test specimen should be tested within 45 second of the time it was removed from the desiccator Support the mounted specimen by means of a rack or other suitable device so that the length of the specimen holder is inclined at a 45 degree angle to the horizontal 2 degrees Adjust the flammability tester rack with a holder and trial sample in position so that the end of the gas nozzle is 5 16 8 mm from the sample surface Open control valve and allow air to be drawn from the line Ignite butane gas and adjust flame to a length of 5 8 16 mm Measure from its tip to the opening in the gas nozzle String stop cord through guides in the upper plate of the specimen holder across the top of the sample and trough the guides at the rear of the chamber over the guide ring see Figure 1 Hook the weight in place just below the guide ring Set the stopwatch at zero and close the test chamber door Bring the starting lever over to the extreme right hold for 12 seconds and release to start the timing mechanism Timing starts upon applying flame and ends when the weight is released by the stop cord burning 泰興玩具 深圳 有限公司泰興玩具 深圳 有限公司 ISSUE DATE 頒行日期頒行日期 DOCUMENT NO 文件編號文件編號 TX Q04 P1060Q04 W3301 Total 共 19 頁 Pages DOCUMENT TYPE 文件名稱 文件名稱 Rain Test 淋雨測試淋雨測試 VERSION 版本版本 A0 A 版 0 次 PAGES 頁次頁次 16 TQSOP 0006 3320 3301 APREDCPage 16 of 19 Calculate Burn Rate Individual sample Divide the distance 5 0 in 127 mm by the time to the nearest hundredth of a second Record samples that did not ignite as DNI Record samples that self extinguish during testing do not burn to 5 as SE Simulated or Real Hair or Mane 2 2 If the hair or mane is greater than 2 inches 50 8 mm in length support the hair on a modified specimen holder with the end of the hair at the open end of the holder and the length of the hair parallel to the long dimension of the holder Allow the hair to lay naturally along the width of the opening Do not bunch or pile hair If the hair or mane is two 2 inches 50 8 mm or less in length do not use a specimen holder Shake the inverted unit with the hair or mane hanging downward for a period of 2 seconds Place specimen in the modified specimen holder and place in an oven in a horizontal position for 30 minutes at 221 10 F 105 5 C Remove specimen holder sample from oven and place over anhydrous calcium chloride in a desiccator until cool not less than 15 minutes or more than 2 hours Remove specimen holder sample from desiccator and place in position on rack in test chamber The test specimen should be tested within 45 second of the time it was removed from the desiccator String the stop cord through the guides in the upper plate of the specimen holder across the top of the specimen through the guides at the rear of the chamber and over the guide ring and attach the weight to the cord close to and just below the guide ring Close the door of the apparatus Set the stop watch at zero Conduct the test in a draft free room with the apparatus at room temperature Bring the s