RS ISO 9277: 2022 DETERMINATION OF THE SPECIFIC SURFACE AREA OF SOLIDS BY GAS ADSORPTION — BET METHOD
33,000.00
5
165,000.00
2
Rwanda Standards
RS ISO 14362-3: 2017 TEXTILES — METHODS FOR DETERMINATION OF CERTAIN AROMATIC AMINES DERIVED FROM AZO COLORANTS — PART 3: DETECTION OF THE USE OF CERTAIN AZO COLORANTS, WHICH MAY RELEASE 4-AMINOAZOBENZENE