Experimental Study on the Cause of Inorganic Scale Formation in the Water Injection Pipeline of Tarim Oilfield

Table 2

Analysis method of organic matter.

Element	Method	Reference method	LOD
COD	Open reflux method	ASTM D 1252	1 mg/L
TOC	High frequency infrared	GB/T 13193	0.5 mg/L
Total suspended solid	Filtration	GB/T 11901