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People also ask, what is SPS in phlebotomy?
Sodium polyanethole sulfonate (SPS) is the most common anticoagulant used in commercial blood culture bottles. SPS has been shown to function as an anticoagulant (4) and as an inhibitor of humoral and cellular elements that might interfere with bacterial growth.
Subsequently, one may also ask, what is SPS additive?
Additive: anticoagulant SPS (Sodium Polyanetholsulfonate) & ACD (acid citrate dextrose) What additive does: Prevents the blood from clotting and stabilizes bacterial growth.
Grey-top tube (potassium oxalate/sodium fluoride) This tube contains potassium oxalate as an anticoagulant and sodium fluoride as a preservative – used to preserve glucose in whole blood and for some special chemistry tests.