Streptococcal Grouping – Acid Extraction

Pro-Lab Diagnostics offers a range of Streptococcal Grouping Kits that are designed to meet your individual laboratory’s needs.

Prolex™ Streptococcal Grouping Kit-Acid Extraction

Prolex™ Strep offers a unique method for Lancefield grouping beta-haemolytic Streptococci. Using modified acid extraction reagents developed by Pro-Lab Diagnostics, and blue carboxylated latex particles, results are obtained within one minute at room temperature for groups A, B, C, D, F, and group G. All labels and caps within the kit are colour coded for ease of identification, and presented in easy-to-use, convenient dropper bottles.


Prolex™ Streptococcal-Select Custom Grouping Kit-Acid Extraction


Prolex™ Strep Individual Grouping Reagents


Prolex™ Strep-Individual Extraction Reagents/ Extraction Set

Product CodeDescriptionSize
PL.037Streptococcal Extraction Reagent 13.2 ml
PL.038Streptococcal Extraction Reagent 23.2 ml
PL.039Streptococcal Extraction Reagent 32 x 8.0 ml
PL.046Modified Extraction Reagent Set


(For high volume strep grouping)

150 Tests

Prolex™ Strep Latex Kit-Ancillary Products

Product CodeDescriptionSize
PL.091PPlastic Mixing Sticks300 Sticks
PL.092-48Latex Agglutination Cards48 Cards

The Prolex™ Strep Enzyme Kit

The Prolex™ Strep Enzyme Kit incorporates the use of lytic enzymes and a 10 minute incubation to release the group specific carbohydrate antigens required for the Lancefield Grouping of beta-haemolytic streptococci belonging to groups A-G. These extracts can be easily grouped using blue carboxylated polystyrene particles sensitized to each of the Lancefield groups.

Product CodeDescriptionNo. Tests
PL.1050Complete Strep Grouping Kit for Lancefield Groups A, B, C, D, F, and G.60 per Tests

Prolex™ Strep Enzyme Kit-Individual Grouping & Extraction Reagents


Prolex™ Strep Enzyme Kit-Ancillary Products

Product CodeDescriptionSize
PL.091PPlastic Mixing Sticks300 Sticks
PL.092-48Latex Agglutination Cards (White)48 Cards
PL.1058Strep Enzyme Polyvalent Positive Control2.5 ml

The Prolex™ Streptococcal Xtra Grouping - Enzyme Extraction

The Prolex™ Streptococcal Xtra Select Kit provides a rapid and reliable platform for the identification of Lancefield Group A and Group B streptococci using only one lytic extraction reagent and specifically labelled blue carboxylated latex particles. This kit is conveniently formatted such that a customer can either select either 2 vials of Group A, 2 vials of Group B or one vial of each. The test has the advantage of offering instant clear results at room temperature using the unique one step extraction procedure.

Product CodeDescriptionNo. Tests
PL.1042Strep Xtra-Select Custom Grouping Kit120 Tests

Prolex™ Streptococcal Xtra – Individual Grouping Reagents

Product CodeDescriptionColour CodeSize
PL.1031Streptococcal Xtra Group A Latex ReagentPurple3.0 ml
PL.1032Streptococcal Xtra Group B Latex ReagentWhite3.0 ml