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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.

All Standard-Specific Interest Groups (SSIG) require a minimum of 10 members in order to ballot and vote on a draft of a method. The following test methods do not have the required minimum number of members to initiate a ballot:

 Chemical Properties

T 434 cm-10 Acid-soluble iron in paper

  • Automatic review - 10/2019         Current SSIG Count = 9

T 493 cm-10 Identification and determination of melamine resin in paper   

  • Automatic review - 10/2019         Current SSIG Count = 9

T 621 cm-10 Analysis of rosin

  • Automatic review - 10/2019         Current SSIG Count = 9

T 628 cm-10 Analysis of rosin size   

  • Automatic review - 10/2019         Current SSIG Count = 9

Fillers and Pigments
T 438 cm-06 Zinc and Cadmium in Paper

  • Draft 2                                          Current SSIG Count = 9

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 or visit

TAPPI Standards guidelines require that all TAPPI members receive notification of any proposed new Standard or TIPs. This message is being sent to you because you are a TAPPI member; have purchased TIPs or Standards products from TAPPI; or because you have previously expressed interest in this topic.


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