... color: Grey3) Specimen: Plasma 4) Anticoagulant: Sodium Fluoride&Potassium Oxalate; Sodium Fluoride & EDTA5) Description: Spray dried6) Tube Size:13*75mm, 13*100mm,7) Normal ... glucose and lactate. Normally, Sodium Fluoride is used in the glucose tubes, combined with an anticoagulant such as Potassium Oxalate or EDTA Fluoride&Oxalate Tube