Monthly Archives: July 2017

170730 UCSC

The fog collector came on at 11:00pm and was collected at 11:30 am. We got a full jar of ~270mL. The sample was split into 5 equal portions of 50mL each. The first aliquot was acidified immediately, then the next 3 will be acidified over the next 6 days at 2 day intervals. The last aliquot as been put in a cooler with no light exposure.

170729 UCSC

The fog collector came on at 7:00am. It may have turned on sooner and turned off again, but I’m not sure. The sample was collected at 10:30am, then the collector was cleaned with soap and water, then dried as usual. A blank was taken. The blank and sample were acidified and refrigerated. shortly after. ~110mL of sample was collected.

170727 UCSC

The fog collector came on at 9:43pm last night and turned off at 9:36am this morning. 375mL of sample was collected!!! The sample was split into two jars and were acidified shortly after collected. Later, the collector was cleaned with soap and water, then dried and a blank was taken.

Enough sample to fill a big jar! 

170726 UCSC

The fog collector came on at 6:26pm last night and stopped at 10:27am this morning. Strangely, no sample was collected! The fog collector was clean with soap and water and dried. Hopefully, we’ll have better luck tomorrow!

170725 UCSC

The fog collector went turn on 3:00pm yesterday (The weather was drizzly and hazy) and turned off at 10:00am today. There was a sample of less than 2mL was collected and refrigerated. A dilution was attempted but it was too difficult to pour the sample into a graduated cylinder. The fog collector was cleaned with soap and water, then dried. No blank was taken.

170724 UCSC

The fog collector came on at ~12:00 am last night. 125mL sample was collected at 9:30am, then acidified shortly after. The fog collector was cleaned with soap and water, then dried. A blank was taken at 11:30am and acidified. There has been some drizzle today, so the fog collector might periodically turn on and off.

170722 UCSC

The fog collector came on at 4:35am and turned off at 9:55am. ~30mL of sample was collected. The collector was washed with soap and water, then dried and a blank was taken. The sample was acidified but the blank was not. The concentrated HCl acid appeared to be contaminated because there was an odd yellow layer on top of the sample.

170721 UCSC

The collector came on at about 12:30am. The fog collector was manually turned off at 9:30 am and a sample was collected. ~150mL of sample was collected. The collector was washed with soap and water. Then the collection jar was replaced with a new acid washed jar and a blank was taken. The blank and sample were acidified soon after.