I-BTF ngumbutho wovavanyo lomntu wesithathu ogxile kuvavanyo lokhuseleko kunye neenkonzo zesiqinisekiso seemveliso zombane kunye nezombane kunye nempahla yabathengi.
Ixhotyiswe ngamaziko ovavanyo abuchwephesha kunye apheleleyo.
I-BTF iye yaba "ilungile, ilungile, ichanekile kwaye ingqongqo” njengesikhokelo, ngokuhambelana ngqongqo ne-ISO/IEC17025 yovavanyo kunye neemfuno zenkqubo yolawulo lwelebhu yokulinganisa kulawulo lwezenzululwazi.
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