Stainless Steel Wire Gauze with Ceramic Center, 5", 10-Pack engine models this stackable plastic sieve pack

this stackable plastic sieve pack progressively sorts earth-science and soil-study samples by particle size

serial-numbered on the bag and on a removable perforated receipt stub

Spare clamp set for securing the Hoffman voltameter onto any retort stand

Decade capacitance box stepping from 10pF to 100pF in 10pF increments at plus-or-minus 5% on a 63V rating

Pairs an anodized-steel air table with pucks

Stainless Steel Wire Gauze with Ceramic Center, 5", 10-Pack engine models this stackable plastic sieve packCeramic center on each 5 inch stainless steel wire gauze square spreads Bunsen flame heat beneath lab glassware; ten per pack.