25.09.2013 Views

Amphetamine and Related Drugs

Amphetamine and Related Drugs

Amphetamine and Related Drugs

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Aspirate off the lower chloroform layer <strong>and</strong> filter<br />

into another tube.<br />

Add 20 ml of chloroform for a second extraction.<br />

Shake for 5 minutes <strong>and</strong> centrifuge.<br />

Aspirate off the lower chloroform layer <strong>and</strong> filter<br />

into the second tube.<br />

Wash the filtered pooled chloroform with 10 ml of<br />

pH 9 aqueous ammonium hydroxide solution as<br />

follows: shake for 5 minutes <strong>and</strong> centrifuge <strong>and</strong><br />

aspirate off <strong>and</strong> discard the upper wash phase.<br />

phase<br />

4/27/2009 ٧٣

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!