PN# 10-A-100 ----- 25 ml each of 30 nm, 50 nm, 70 nm, and 90 nm spherical gold nanoparticles

PN#10-B-175 ---- 25 ml each of 30 nm, 40 nm, 50 nm, 60 nm, 70 nm, 80 nm, and 90 nm spherical gold nanoparticles

PN# 11-SS-VV --- -SS is Size = 5-30 nm; -VV is Volume = 100 ml or 500 ml

PN# 12-SS-VV --- -SS is Size = 35-60 nm; -VV is Volume = 100 ml or 500 ml

PN# 13-SS-VV --- -SS is Size = 65-100 nm; -VV is Volume = 100 ml or 500 ml