This standard was first published in 1978 and was subsequently revised in 1995. The first revision incorporated certain new tests and the deletion of obsolete ones. In this revision the following changes have been made: Rapid setting (RS) grade emulsion has been divided into two different grades of emulsions. The nomenclature for the proposed emulsions has been indicated as RS-1 emulsion and RS-2 emulsion. Similarly, slow setting (S3) emulsion has also been divided as SS-1 and SS-2 emulsion. Recommended use and requirements have been included for RS-1 and RS-2 grades. Requirements have been included for SS-1 and SS-2 grades also. Method for determination of residue on sieving using 600 micron IS sieve (see Annex B) and coating ability and water resistance (see Annex F) have been updated. The modifications given in Amendment No. 1 have been incorporated.
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