I-Cotaus sele ivelisa 50ul pipette incam ibhokisi iminyaka emininzi kwaye yenye yeengcali 50ul pipette incam ibhokisi zabavelisi kunye nabaBoneleli e-China. Sinefektri yethu, sinokubonelela ngenkonzo elungiselelweyo. Ukuba ufuna ukuthenga iimveliso zesaphulelo, nceda uqhagamshelane nathi. Siza kukubonelela ngexabiso elanelisayo.