I use RO - TDS 0
Last time I tested my RO water, it was all zeros for the Big 3
My Instant Ocean Sea Salt buckets have given me, from newest to oldest;
The 3 batches below were all tested with fresh Elos kits, and my methods were checked against both J&L, and the peeps @ Elos
Batch 12243 Mar 16
10.5 Alk
4-410 Ca
1450 Mag
Batch 12243 Nov 13
11.5
450
1400
Batch 11297 Sept 4
11
490
1300
I have 2 previous buckets that I didn't keep track of, so no matching batches to test results
There were some user errors back here, so the test results were a bit skewed and not accurate
11
460
1400
11
520
1200
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