0.5M EDTA

	FW	M	L	pH8.0
xg =	292.25	0.5	0.5

**93.06g**

1. Add to about 300mls H₂O while spinning
   
2. ph to 8.0
   
3. bring up to 500mls
   
4. filter sterilize
   
   note: FW: 372.24; M:0.5; L: 0.5; **93.06g**