LW Scientific Simple Polarizing Gout Kit fits i4 only

LW Scientific Simple Polarizing Gout Kit fits i4 only. Gout is a type of arthritis that can occur when uric acid builds up in blood and causes joint inflammation. Gout is caused by Sodium Urate Crystals which are needle-like with sharp edges with strong birefringence. Pseudo-gout (rheumatoid) is caused by Calcium Pyrophosphate Dehydrate Crystals (CPPD) which are small rods squares or rhomboids with weak birefringence. Utilizing a Uric Acid control slide for reference the user can easily determin