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%