AATCCLaboratoryProcedure2-2018 Home Laundering: Hand Washing Developed in 2018 by_AATCC Commit- 4.2 Detergent may causei irritation towel. Empty and rinse wash tub. tee RA88 (supersedes Monograph5). Care should be taken to protect skin and 8.10 Add 7.6 ± 1.9 L (2.0 ± 0.5 gal) of eyesfromexposure. clean water at the specified rinse temper- ature (see Table I) to the wash tub. Foreword 5. Uses and Limitations 8.11 Place washed specimen(s) from towelinrinsewaterandgentlysqueezeto This procedure is based on laundering 5.1Standard laboratory laundering distribute. Do not twist or wring. methods originally developed as part of procedures represent, but may not exactly 8.12Letspecimen(s)soakfor2min various AATCC standards. As a stand- replicate, current consumer practices, 8.13Gentlysqueezespecimen(s)in alone laundering protocol, this procedure which vary over time and among house- rinse water for 1 min.Do not twist or may be combined with other test meth- holds. wring. ods,including those for appearance and 5.2 Tumble and drip drying procedures 8.14 Repeat 2-min. soak and 1-min care label verification. Procedures for are not included herein as they are not squeeze in rinse water. home laundering using an automatic commonlyusedfordelicateitems that 8.15 Remove specimen(s) from wash washing machine may be found in Labo- maybe hand washed. tub and gently squeeze to remove excess ratory Procedure 1, Home Laundering: water. Do not twist or wring. Machine Washing. 6. Apparatus and Materials (see 13.1) 9. Standard Drying Procedure 1. Purpose and Scope 6.1 Wash tub, 9.5-L. 6.2 White towels, large enough to ac- 9.1 Using clean white towels, blot wa- 1.1 This procedure provides standard commodatetestspecimen,anyweight. ter from washed specimen(s).Do not homelaunderingconditions usinghand 6.3 Appropriate hangers, for hang dry- wring or twist. Washing and line or flat drying. ing 9.2 Line/Hang Dry. Hang each fabric 1.2 This test is applicable to all fabrics 6.4 Drying racks with pull-out, perfo- specimen by two corners, with the fabric and end products suitable for hand wash- rated sheives, for drying flat (see 13.2). length in the vertical direction. Hang ing with detergent. 6.5 1993 AATCC Standard Reference product specimens on an appropriate Detergent (see 13.2, 13.3). hanger, straightening and smoothing fac- 2. Principle ings,seams, etc.Product specimens 7. Specimens should generally be oriented in the direc- 2.1 Home laundering procedures, in- 7.1 Cut and prepare specimens as di- tion in which they are worn.Do not fold cluding hand washing, hang drying, and or stretch specimens over the hanger. Al- flat drying are provided. The procedures rected in the applicable test method. This lowspecimenstohanginstill airatroom described herein need to becombined launderingproceduremaybeperformed temperature not greater than 26°C (78°F) with an appropriate test method to obtain on any size or shape specimen(s) with a until dry.Donot blow air directly total dry mass less than or equal to 0.7 kg on andinterpretresults specimensasitmaycausedistortion (1.5 1b). 9.3 Screen/Flat Dry. Spread each spec- 7.2 if required, condition and evaluate 3. Terminology imenonahorizontal screenorperforated specimens before laundering, as directed surface, removing wrinkles without dis- in an applicable test method. 3.1 laundering, n.—of textile materi- tortingor stretchingit.Allowspecimens als, a process intended to remove soils to lie in still air at room temperature not 8. Standard Washing Procedure greater than 26°C (78°F) until dry. Do and/or stains by treatment (washing)with 8.1Select washing temperature from not blow air directly on specimens as it an aqueous detergent solution and nor- mally including rinsing, extraction and may cause distortion. Table I. Add 7.6 ± 1.9 L (2.0 ± 0.5 gal) of drying. water at this temperature to the wash tub. 8.2 Add 20 ± 1 g of 1993 AATCC Standard Reference Detergent to wash 4.Safety Precautions Table IStandard Washing tub. NOTE: The