Gram staining set 500ml x 4 vials | BioraysA Gram staining set is a laboratory kit or package that contains the necessary reagents and materials for performing the Gram staining technique, a widely used microbiological staining method. Gram staining is a differential staining technique that allows for the differentiation of bacteria into two major groups: Gram positive and Gram negative. The Gram staining technique provides valuable information about bacterial morphology and can help guide