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Visual Reference Library - Edible Beans
BEAN-7.0 INSECT WEBBING OR FILTH
 Bean-7.0 Insect Webbing or Filth

A                 B

Portion for Analysis: 1000 gram work sample & 1000 gram file sample, if applicable

 

Beans and pieces of beans which contain any webbing, refuse, excreta, dead insects, larvae, or eggs. To confirm the presence of insects/larvae, other than “visible window damage”, it may be necessary to split the bean. Use of low power magnification may be necessary to confirm suspected webbing or filth.

 

Bean A: Webbing

 

Bean B: Eggs

 

APPLICABLE CLASSES: All

 

NOTE: In addition to functioning as damage, samples containing 2 or more insect webbing or filth beans are considered U.S. Sample grade. Do not confuse with moldy or stained insect/worm chewed beans (refer to VRI Bean - 8.0).

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Last updated May 2012