ISBN 978-0-626-28120-5 SOUTH AFRICAN NATIONAL STANDARD Low-foam laundry detergent (for use in automatic and non-automatic domestic washing machines) Published by SABS Standards Division 1 Dr Lategan Road Groenkloof Private Bag X191 Pretoria 0001 Tel: +27 12 428 7911 Fax: +27 12 344 1568 www.sabs.co.za SABS
Table of changes Change No. Date Scope Amdt 1 2012 Amended to update normative references, and to move reference to a national authority to the foreword. Foreword This South African standard was approved by National Committee SABS SC 1006B, Detergents, polishes and other chemicals Detergents, soaps, cleaners, degreasers and oil spill dispersants and absorbents, in accordance with procedures of the SABS Standards Division, in compliance with annex 3 of the WTO/TBT agreement. This document was published in December 2012. This document supersedes SANS 651:2008 (edition 3). Reference is made in 7.2 to "national regulations and statutory requirements". In South Africa, this means the Foodstuffs, Cosmetics and Disinfectants Act, 1972 (Act No. 54 of 1972) and the Trade Metrology Act, 1973 (Act No. 77 of 1973) (as amended from time to time). Reference is made in 7.2(i) to the "relevant national authority". In South Africa this means the local Transport Authority. Amdt 1 A vertical line in the margin shows were the text has been technically modified by amendment No. 1. Annex A forms an integral part of this standard. Annex B is for information only.
Contents Page Foreword 1 Scope... 3 2 Normative references... 3 3 Definitions... 3 4 Requirements... 4 5 Sampling and compliance with the standard... 5 6 Inspection and methods of test... 6 6.1 Inspection... 6 6.2 Preparation of test specimen... 6 6.3 Cleaning efficiency... 6 6.4 Redeposition index... 6 6.5 Fluorescent whitening agent content... 7 6.6 Chemical damage to cotton fibres... 7 6.7 Water-insoluble matter content... 7 6.8 ph value... 7 6.9 Foaming properties... 7 6.10 Corrosiveness to corrosion-resistant steel... 7 7 Packing and marking... 8 Annex A (normative) Notes to purchasers... 9 Annex B (informative) Quality verification of low-foam laundry detergent (for use in automatic and non-automatic domestic washing machines)... 9 Bibliography... 9 1
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Low-foam laundry detergent (for use in automatic and non-automatic domestic washing machines) 1 Scope This standard specifies the characteristics of one type of low-foam laundry detergent intended for the washing (in automatic and non-automatic domestic washing machines) in either hard or soft water of textiles made of cotton or of cotton-and-synthetic fibre yarns. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. Information on currently valid national and international standards can be obtained from the SABS Standards Division. EN 10095:1999, Heat resisting steels and nickel alloys. SANS 10523/ISO 10523, Water quality Determination of ph. Amdt 1 SANS 5778, Redeposition index of laundry detergents. SANS 5779, Fluorescent whitening agent content of laundry detergents. SANS 5780, Chemical damage to cotton fibres by laundry detergents. SANS 5781, Water-insoluble matter content of laundry detergents. SANS 5806, Foam height of laundry detergents. SANS 6081, Cleaning efficiency of low-foam laundry detergents. 3 Definitions For the purposes of this document, the following definitions apply. 3.1 batch material from a single mix or, in the case of continuous production processes, material from a single day's production 3