The Standard-Specific Interest Groups (SSIGs) for the following Standards are in need of additional members. These groups may or may not have ballots currently open.

T 1212 sp-21 Light sources for evaluating papers including those containing fluorescent whitening agents
T 1215 sp-21 The determination of instrumental color differences
T 267 cm-15 Compression wood identification in pulpwood
T 272 sp-21 Forming handsheets for reflectance testing of pulp (sheet machine procedure)
T 444 sp-21 Silver tarnishing by paper and paperboard
T 454 om-21 Turpentine test for voids in glassine and greaseproof papers
T 465 sp-21 Static creasing of paper for water vapor transmission tests
T 515 om-20 Visual grading and color matching of paper
T 572 sp-21 Accelerated pollutant aging of printing and writing paper by pollution chamber exposure apparatus
T 573 sp-21 Accelerated temperature aging of printing and writing paper by dry oven exposure apparatus
T 684 om-22 Gross heating value of black liquor

Participating in a SSIG is free and open to anyone interested. Join now!

If no progress is made on balancing these SSIGs, then the respective methods may be considered for withdrawal at the next Q&SMC meeting. If you have an interest in becoming a member of either of these SSIGs please contact standards@tappi.org