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 226 cm-23 Specific external surface of pulp
T 254 cm-22 Cupriethylenediamine disperse viscosity of pulp (falling ball method)
T 266 om-24 Determination of sodium, calcium, copper, iron and manganese in pulp and paper by atomic absorption spectroscopy
T 267 cm-25 Compression wood identification in pulpwood
T 268 om-22 Weight-volume measurement of pulpwood
T 274 sp-22 Laboratory screening of pulp (MasterScreen-type instrument)
T 278 sp-21 Pulp screening (Valley-type screening device)
T 282 om-23 Hexeneuronic acid content of chemical pulp|
T 418 cm-17 Organic nitrogen in paper and paperboard
T 434 cm-23 Acid-soluble iron in paper
T 449 om-22 Bacteriological examination of paper and paperboard
T 491 om-23 Water immersion number of paperboard
T 500 cm-21 Book bulk and bulking number of paper
T 512 sp-25 Creasing of flexible packaging material paper specimens for testing
T 516 cm-23 Envelope seal, seam, and window patch testing
T 529 om-25 Surface pH measurement of paper
T 544 cm-19 Aging of paper and board with moist heat
T 550 om-22 Determination of equilibrium moisture in pulp, paper and paperboard for chemical analysis
T 560 om-25 CIE whiteness and tint of paper and paperboard (d/0 geometry, C/2 illuminant/observer)
T 568 om-23 Physical area of sub-visible contraries in pulp, paper and paperboard by image analysis
T 579 om-23 Diffuse brightness of paper, paperboard and pulp (d/0) (ultraviolet level D65)
T 604 cm-22 Sulfur dioxide in sulfite cooking liquor
T 621 cm-23 Analysis of rosin
T 627 cm-25 Determination of titanium dioxide
T 824 cm-23 Fluted edge crush of corrugating medium (flexible beam method)

Participating in an 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