triton cost

I opened four 1,000ml cartons today and none had 1,000ml of solution. Here is what I got: Sulphate had 910ml Magnesium had 900ml Bromine had 875ml Boron had 750ml To me, this is not acceptable. If you're paying for 1,000ml then you should get 1,000ml.

I put together a spreadsheet to compare the expected cost of using the Triton method vs different % water changes. Here's a link, it's editable and downlaodable by anyone with the link. I don't claim to have any knowledge of the system or its costs aside from what I put into the calculator. If...