Water-borne Preservatives Uses by Commodity | ||||||||||||||
Arsenicals | Non-Arsenical Copper Preservatives | Non-Metal Preservatives | ||||||||||||
USE CATEGORY | SERVICE CONDITIONS | COMMODITY | Treatable Fraction | CCA | ACZA | CuN-W | ACQ-D | MCQ | CA-C | MCA | KDS | CX-A | EL2 | PTI |
Chromated copper arsenate | Ammoniacal copper zinc arsenate | Copper Napththenate | Alkaline Copper Quat | Micronized ACQ | Copper Azole | Micronized CA | Alkaline Copper Betaine | Copper HDO | DCOI & Imidacloprid | Propiconazole, Tebuconazole, Imidacloprid | ||||
Estimated Fraction of Each Preservative Used for Each Commodity | ||||||||||||||
Retention Source-> | AWPA | AWPA | AWPA | AWPA | ICC ES | AWPA | AWPA | AWPA | AWPA | AWPA | AWPA | |||
UC1 | Interior construction Above Ground Dry | These uses not applicable regarding preservative usage | ||||||||||||
UC2 | Interior construction Above Ground Damp | |||||||||||||
UC3A | Exterior construction Above Ground Coated & rapid water runoff | |||||||||||||
UC3B | Exterior construction Above Ground Uncoated or poor water run-off | Sawn Product | 84.4% | 0.0% | 0.0% | 25.0% | 25.0% | 100.0% | 30.0% | 75.0% | 50.0% | 100.0% | 100.0% | 100.0% |
Plywood | 100.0% | 0.5% | 0.0% | 0.0% | 2.0% | 0.0% | 2.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
UC4A | Ground contact or fresh water Non-critical components | Sawn Product | 84.4% | 2.0% | 0.0% | 50.0% | 45.0% | 0.0% | 40.0% | 15.0% | 50.0% | 0.0% | 0.0% | 0.0% |
Posts | 75.0% | 5.0% | 0.0% | 25.0% | 5.0% | 0.0% | 5.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
Plywood | 100.0% | 1.0% | 0.0% | 0.0% | 2.0% | 0.0% | 2.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
UC4B | Ground contact or fresh water Critical components or difficult replacement | Sawn Product | 84.4% | 5.0% | 0.0% | 0.0% | 15.0% | 0.0% | 15.0% | 10.0% | 0.0% | 0.0% | 0.0% | 0.0% |
Posts | 75.0% | 1.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
Plywood | 100.0% | 0.5% | 0.0% | 0.0% | 1.0% | 0.0% | 1.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |