Micron or Pigma pens should be used for writing catalog numbers on specimens. Other brands of pens and ink may be allowed, check with the collection manager before using.
Label base coat
Acryloid B-72 is laid down as a base coat to prevent ink from seeping into the specimen. DO NOT USE CLEAR NAIL POLISH.
Label white coat
Artists grade Titanium White acrylic paint is used on dark specimens to create an area where the number, written in black ink, can be seen. Do not use Zinc White acrylic paint, or hobby grade paint. DO NOT EVER USE WHITE OUT CORRECTIVE FLUID.
Label cover coat
Clear Acryloid B-67 lacquer, in naphtha 25% solution is currently being used at a cover coat. Acryloid B-72 in acetone 25% solution may also be used.