Annex A
MIL-STD-810H, Environmental Engineering Considerations and Laboratory Tests
Last Updated 29 Oct 2026
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2 tables appear under this heading.
1. PDF page 249
| ABS (acrylonitrile-butadiene-styrene) | Polydichlorostyrene |
| Acetal resins | Polyethylene, low & medium density (0.940 and below) |
| Cellulose acetate | Polymethyl methacrylate |
| Cellulose acetate butyrate | Polyurethane (ester types are particularly susceptible) |
| Epoxy-glass fiber laminates | Polyricinoleates |
| Epoxy-resin | Polyvinyl chloride |
| Lubricants | Polyvinyl chloride-acetate |
| Melamine-formaldehyde | Polyvinyl fluoride |
| Organic polysulphides | Rubber, natural and synthetic |
| Phenol-formaldehyde | Urea-formaldehyde |
2. PDF page 251
| Paragraph | Page |
|---|
| 1. | SCOPE | 1 |
| 1.1 | PURPOSE | 1 |
| 1.2 | APPLICATION | 1 |
| 1.3 | LIMITATIONS | 1 |
| 2. | TAILORING GUIDANCE | 1 |
| 2.1 | SELECTING THE SALT FOG METHOD | 1 |
| 2.1.1 | EFFECTS OF CORROSIVE ENVIRONMENTS | 1 |
| 2.1.1.1 | CORROSION EFFECTS | 2 |
| 2.1.1.2 | ELECTRICAL EFFECTS | 2 |
| 2.1.1.3 | PHYSICAL EFFECTS | 2 |
| 2.1.2 | EFFECTS OF CORROSIVE ENVIRONMENTS | 2 |
| 2.2 | SELECTING PROCEDURE VARIATIONS | 2 |
| 2.2.1 | SALT SOLUTION | 2 |
| 2.2.2 | TEST ITEM CONFIGURATION | 2 |
| 2.2.3 | DURATION | 2 |
| 2.2.4 | TEMPERATURE | 3 |
| 2.2.5 | AIR CIRCULATION | 3 |
| 2.2.6 | FALLOUT RATE | 3 |
| 2.2.7 | DRYOUT RATE | 3 |
| 3. | INFORMATION REQUIRED | 3 |
| 3.1 | PRETEST | 3 |
| 3.2 | DURING TEST | 3 |
| 3.3 | POST-TEST | 3 |
| 4. | TEST PROCESS | 4 |
| 4.1 | TEST FACILITY | 4 |
| 4.1.1 | TEST CHAMBER | 4 |
| 4.1.2 | SALT SOLUTION RESERVOIR | 4 |
| 4.1.3 | SALT SOLUTION INJECTION SYSTEM | 4 |
| 4.1.4 | SALT FOG COLLECTION RECEPTACLES | 5 |
| 4.2 | CONTROLS | 5 |
| 4.3 | TEST INTERRUPTION | 5 |
| 4.3.1 | TEST INTERRUPTION. DUE TO CHAMBER MALFUNCTION. | 5 |
| 4.3.2 | TEST INTERRUPTION DUE TO TEST ITEM OPERATION FAILURE. | 6 |
| 4.4 | TEST SETUP | 6 |
| 4.5 | TEST EXECUTION | 6 |
| 4.5.1 | PREPARATION FOR TEST | 6 |
| 4.5.1.1 | PRELIMINARY STEPS | 6 |
| 4.5.1.2 | PRETEST STANDARD AMBIENT CHECKOUT. | 8 |
| 4.5.2 | PROCEDURE | 9 |
| 5. | ANALYSIS OF RESULTS | 9 |