Reference
Method
Test
Reagent #
Reagent Name
TAPPI
Cupriethylenediamine disperse viscosity of pulp (falling ball method)
N/A
5.9
Sodium hydroxide, 20%
TAPPI
Analysis of soda and sulfate black liquor
N/A
3.4
Sodium hydroxide, 20% solution
EPA
Colorimetric, Semi-Automated Block Digester, AAII
Nitrogen, Kjeldahl, Total
6.4
Stock Sodium Hydroxide (20%)
EP
Reagents
N/A
N/A
Sodium hydroxide solution R
ASTM
Semiautomated Colorimetric Bertholt
Total Kjeldahl Nitrogen
19.7
Sodium Hydroxide Solution (200 g/L)