Particulate Contamination

Internal Cavities will be wiped clean with isopropyl alcohol and allowed to air dry for 30 minutes prior to close out; the structure will be covered during the drying process. The surfaces will be visibly clean. Visibly clean is defined as no contamination visible when viewed from 6-18 inches away with 100-200 foot-candles of incident light and a UV light. After the cleaning process and prior to close out tape test samples will be taken at random areas per ASTM E1216, the samples will be bagged and stored for future reference.

External Surfaces will be wiped clean with isopropyl alcohol and allowed to air dry for 30 minutes prior to bagging hardware for shipment. The hardware will be covered during the drying process. The surfaces will be visibly clean. Visibly clean is defined as no contamination visible when viewed from 6-18 inches away with 100-200 foot-candle of incident light.