Intended Use:

Test for determination of antibodies against Streptolysin “O” by Immuno Agglutination method.


Streptolysin “O” is a toxic immunogenic exoenzyme produced by haemolytic Streptococci of groups A, C and G. Measuring the ASO antibodies are useful for the diagnostic of rheumatoid fever, acute glomerulonephritis and streptococcal infection. Rheumatic fever is an inflammatory disease affecting connective tissue from several parts of human body as skin, heart, joints etc. and acute glomerulonephritis is a renal infection that affects mainly to renal glomerulus

ASO Latex Test Procedure


The ASO-Latex is a slide agglutination test for the qualitative and semi-quantitative detection of anti-steptolysin “O” (ASO) antibodies. Latex particles coated with steptolysin “O” are agglutinated when mixed with samples containing ASO.

Kit Components

Latex Reagent – 1 Bottle.
Positive Control – 1 Bottle.
Negative Control – 1 Bottle.
Mixing Sticks.
Sample Droppers.
Glass Slide.
Instructions for Use.


Procedure Qualitative only (Slide Test) and Semi-quatitative method (Slide Test)
Procedure Time 2 minutes for Qualitative as well as Semi-Quantitative Method
Analytical Sensitivity 200 IU/mL
Sample Type Fresh Serum
Prozone Effect Not detected upto 1500 IU/mL
Pack Sizes 25 Test
50 Test
100 Test.
Kit components 1 bottle each for NAP and TAP Diluent.
Substrate vial.
Instructions for Use.
Storage Temperature 2- 80C
Shelf life 18 months
Kit dimensions 25 test – 85x105x145 mm.
50 test – 85x105x145 mm.
100 test – 85x105x145 mm.
Approx. weight of kit 12 ml – 66 gms
50 ml – 99 gms
Production Capacity 600 mn ml per annum