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Search: Keyword(s): ; Posts Made By: Darkblade48
Forum: Fertilizers and Water Parameters Today, 02:38 AM
Replies: 6
Views: 188
Posted By Darkblade48
All the Epsom salts that I have seen for sale...

All the Epsom salts that I have seen for sale only consist of magnesium sulfate.
Forum: The Planted Tank FAQ Today, 02:37 AM
Replies: 265
Views: 108,386
Posted By Darkblade48
Not likely. Even in low light aquariums, the...

Not likely. Even in low light aquariums, the amount of CO2 generated by livestock would probably only barely meet the requirements of the plants (and only if lightly planted).


Depends on what...
Forum: Fertilizers and Water Parameters Yesterday, 12:30 AM
Replies: 6
Views: 188
Posted By Darkblade48
As mentioned, reagent grade chemicals are not...

As mentioned, reagent grade chemicals are not required for our purposes, but if you have access to them, then by all means, they are usable.

For K2SO4, either form (regular or anhydrous) will...
Forum: Fertilizers and Water Parameters 08-26-2014, 12:32 AM
Replies: 15
Views: 269
Posted By Darkblade48
I would imagine it darkening is due to oxidation....

I would imagine it darkening is due to oxidation. Availability of nutrients might be compromised, but one cannot really be sure unless it is measured.

For your second experiment, it might be due...
Forum: DIY 08-26-2014, 12:28 AM
Replies: 4
Views: 163
Posted By Darkblade48
You can fiddle around with the amount of yeast...

You can fiddle around with the amount of yeast that you add in to (somewhat) control the maximum rate of CO2 production.

One of the disadvantages of using DIY CO2 is that it can be uncontrollable...
Forum: DIY 08-26-2014, 12:26 AM
Replies: 4
Views: 147
Posted By Darkblade48
I suppose it is possible, but it might be more...

I suppose it is possible, but it might be more trouble than it is worth (you would essentially have to purchase another CO2 regulator and paintball tank in addition to some hardware to connect the...
Forum: Equipment 08-25-2014, 10:17 AM
Replies: 2
Views: 182
Posted By Darkblade48
I'd check to make sure that the working pressure...

I'd check to make sure that the working pressure is within reasonable tolerance for our purposes.

As you are already aware, the nut and nipple will likely need to be changed.

In my experience,...
Forum: DIY 08-25-2014, 09:55 AM
Replies: 2,305
Views: 339,011
Posted By Darkblade48
I would not recommend that you disconnect the...

I would not recommend that you disconnect the setup on a daily basis; it would cause unnecessary wear and tear, and cause additional work.

The point of pressurized CO2 is to keep things as hands...
Forum: DIY 08-25-2014, 09:48 AM
Replies: 4
Views: 163
Posted By Darkblade48
At the concentration we use it at, there is no...

At the concentration we use it at, there is no worry about degradation, if any.


I did not.
Forum: DIY 08-23-2014, 06:52 PM
Replies: 2,305
Views: 339,011
Posted By Darkblade48
Needle valves are not meant to be fully closed;...

Needle valves are not meant to be fully closed; doing so can damage them. There are a few exceptions (a few models allow full closure).

They also can only withstand a certain amount of pressure,...
Forum: The Lounge & Introductions 08-23-2014, 12:13 PM
Replies: 5
Views: 150
Posted By Darkblade48
Oh dear. I still refer to them as North York,...

Oh dear. I still refer to them as North York, Scarborough, Etobicoke, etc.
Forum: Plants 08-22-2014, 05:24 PM
Replies: 18
Views: 485
Posted By Darkblade48
No, pearling occurs simply when the water column...

No, pearling occurs simply when the water column is saturated with oxygen. This causes any extra oxygen that is produced by plants to become visible as pearling.


Photosynthesis will occur even...
Forum: Fertilizers and Water Parameters 08-22-2014, 08:01 AM
Replies: 3
Views: 163
Posted By Darkblade48
As a broad generality, there is no upper limit...

As a broad generality, there is no upper limit for potassium. Eventually, there will be toxicity, but long before potassium becomes a problem, you will encounter other issues.
Forum: General Planted Tank Discussion 08-21-2014, 01:41 AM
Replies: 5
Views: 134
Posted By Darkblade48
A mistaken post, perhaps...?

A mistaken post, perhaps...?
Forum: Plants 08-21-2014, 01:38 AM
Replies: 18
Views: 343
Posted By Darkblade48
API CO2 booster is similar to Flourish Excel. You...

API CO2 booster is similar to Flourish Excel. You can probably save money by purchasing glutaraldehyde as a substitute.

Java Fern, in my experience, is not affected by Excel. Rather than asking...
Forum: Fertilizers and Water Parameters 08-21-2014, 01:36 AM
Replies: 4
Views: 190
Posted By Darkblade48
While classic EI requires 50% water changes every...

While classic EI requires 50% water changes every week, it can be modified such that you are only doing (say) 20% water changes.

There are several threads on how to adjust EI so that this can be...
Forum: DIY 08-20-2014, 11:32 AM
Replies: 11
Views: 343
Posted By Darkblade48
Buying a normal regulator would be the easiest...

Buying a normal regulator would be the easiest way to go.

The problem with proprietary hardware such as the one made by Fluval is that customizability is severely limited.
Forum: General Planted Tank Discussion 08-20-2014, 12:22 AM
Replies: 11
Views: 385
Posted By Darkblade48
Yes, this is possible. It will depend what...

Yes, this is possible. It will depend what fertilization regimen you want to follow. Most people use EI (or modified EI) so that the amount of fertilizers in the water column is not limiting.
Forum: DIY 08-20-2014, 12:13 AM
Replies: 11
Views: 343
Posted By Darkblade48
You are asking whether it is possible to put a...

You are asking whether it is possible to put a standard manometer, likely with 1/8" NPT fittings, onto a Fluval 20 gram CO2 regulator, which is proprietary.

The short answer is no.
Forum: Fertilizers and Water Parameters 08-20-2014, 12:10 AM
Replies: 19
Views: 660
Posted By Darkblade48
Excel is not really a fertilizer; it is more of a...

Excel is not really a fertilizer; it is more of a carbon supplement.

The effects of FlorinAxis that you describe sounds like normal healthy plant growth, i.e. if you were to dose Excel and...
Forum: Equipment 08-19-2014, 08:27 AM
Replies: 10
Views: 378
Posted By Darkblade48
While not optimal, silicone tubing should be fine.

While not optimal, silicone tubing should be fine.
Forum: Substrate 08-19-2014, 08:25 AM
Replies: 9
Views: 392
Posted By Darkblade48
You can use pretty much anything you like, though...

You can use pretty much anything you like, though I find a fine grained substrate is easier to plant ground cover in.

There are various high and low maintenance ground cover plants, though the...
Forum: Fertilizers and Water Parameters 08-19-2014, 08:21 AM
Replies: 3
Views: 199
Posted By Darkblade48
Should be fine. It is more important to...

Should be fine.

It is more important to remember to dose, rather than the time.
Forum: Substrate 08-19-2014, 12:19 AM
Replies: 7
Views: 231
Posted By Darkblade48
It works as a carbon dioxide substitute, but is...

It works as a carbon dioxide substitute, but is not as effective as actual carbon dioxide.

That being said, it a low light aquarium, it can be used to substitute CO2 without any problems. In a...
Forum: Shrimp & Other Invertebrates 08-19-2014, 12:15 AM
Replies: 2
Views: 188
Posted By Darkblade48
I believe all GH test kits work on the principle...

I believe all GH test kits work on the principle of titration. That being said, you need to add the test reagent, drop by drop, to the appropriate volume of water until it changes from one colour to...
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