code	num_equiv	description	use_avg_value
<0.0001	-115	less than detection	
<0.001	-114	less than detection	
<0.001	-0.001	less than detection	
<0.005	-112	less than detection	
<0.008	-111	less than detection	
<0.01	-110	less than detection	
<0.01	-0.01	less than detection	
<0.02	-109	less than detection	
<0.02	-0.02	less than detection	
<0.05	-0.05	less than detection	
<0.1	-0.1	less than detection	
<0.2	-0.2	less than detection	
<0.5	-0.5	less than detection	
<1	-11	less than detection	
<1	-11	less than detection	
<1	-1	less than detection	
<10	-10	less than detection	
<100	-99	less than detection	
<2	-2	less than detection	
<25	-25	less than detection	
<3	-3	less than detection	
<4	-4	less than detection	
<5	-5	less than detection	0
<5	-5	less than detection	
<50	-50	less than detection	
>10000	-10000	above detection limit	
>10000	-101	above detection limit	
>250	-250	above detection limit	
>602	-602	above detection limit	
>621	-621	above detection limit	
>631	-631	above detection limit	
>632	-632	above detection limit
>635	-635	above detection limit
>636	-636	above detection limit
>637	-637	above detection limit
>643	-643	above detection limit
>651	-651	above detection limit
>657	-657	above detection limit
>669	-669	above detection limit
>681	-681	above detection limit
>688	-688	above detection limit
CAVITY	-82	cavity
FILL	-81	fill
I/S	-92	insufficient sample
I/S	-90	insufficient sample
IS	-90	insufficient sample
LIP	-94	lost in preparation
LNR	-92	listed not received
N/A	-93	not assayed
N/L	-95	NOT LISTED
N/L	-95	NOT LISTED
N/RS	-98	not resplit
N/S	-91	no sample
SNR	-98	sample not received
SNR	-92	sample not received
STOPE	-80	stope