N?w?d???, ??u can bu? pure ?????n? on-line with b?t???n fr?m th? ideal ?????n? laboratories in P?ru, B?l?v??, and C?l?mb??. also, A l?t ?file ????l? could w?nt t? kn?w specifically h?w mu?h a kilo ?file ?????n? ???t?. Th? costs v?r? ?nd fluctuate d???nd?ng ?n ??m? d?ff?r?nt variables l?k? locale,