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View Full Version : how much ounce or gram in an IO cup ?


catshanon
07-28-2010, 03:38 AM
So, I got an used and half full bucket of IO salt and it didn't come with the cup. Can anyone please tell me how much grams/ounce one cup holds ?

I will need to start a 65g, so have to mix the water tonight.

Thanks in advance,
Raj

whatcaneyedo
07-28-2010, 03:43 AM
Instant ocean buckets of salt do not come with a cup. To my knowledge no salt brand comes with a cup. Just use a measuring cup from your kitchen.

catshanon
07-28-2010, 03:45 AM
Instant ocean buckets of salt do not come with a cup. To my knowledge no salt brand comes with a cup. Just use a measuring cup from your kitchen.

Measuring cups come in different sizes (if I am not mistaken), so which one do I use ?

PoonTang
07-28-2010, 03:45 AM
you will need 32 1/2 cups.

Zoaelite
07-28-2010, 03:48 AM
The number of grams varies in a cup due to particle size, for salt its around 292g per cup. 1 Cup also equals 8 ounces, I'm kind of confused what your asking though.

Lance
07-28-2010, 03:49 AM
1/2 cup salt per gallon of water

catshanon
07-28-2010, 03:53 AM
The number of grams varies in a cup due to particle size, for salt its around 292g per cup. 1 Cup also equals 8 ounces, I'm kind of confused what your asking though.

What I am asking is that if I just have a bucket of salt, how much will I need to make a gallon of water of standard SG. IO says 1/2 cup, but that is irrelevant to me as I don't know how big of a cup to use. Hence I am asking for the metric amount that a cup holds. If I know the gms or ounce, then I can measure it out.

mark
07-28-2010, 04:04 AM
Look on the pail, says pail makes 160g (605l) and weighs 48lb (21.7kg) can figure it out with a little math but a cup traditionally is 8oz (volume) or 250ml.

catshanon
07-28-2010, 04:08 AM
Look on the pail, says pail makes 160g (605l) and weighs 48lb (21.7kg) can figure it out with a little math but a cup traditionally is 8oz (volume).


I will go ahead with a measuring cup and measure out 8oz for 2gallons of water. If the SG is fine, then I am good.

Thanks everyone.

Skimmerking
07-28-2010, 04:12 AM
2.5 cups will make 5gal of salt water. Use a 8oz cup as Mark stated

Zoaelite
07-28-2010, 04:12 AM
I never measure, just throw it in and top it up until I hit 1.025 on the refractometer.

bvlester
07-28-2010, 07:09 AM
I do mine by weight 1.5 pounds of IO to 5 gallons water. you will need 19.5 pounds of IO salt.

Bill

catshanon
07-28-2010, 07:12 AM
Thanks to everyone for their help. Finally I can get my tank up and running.

Marlin65
07-28-2010, 11:02 PM
I took a container that was about the right size for the volume of water I wanted and threw that salt filled up to the top into the bin. Then filled it with water until I hit the right salinity. Put a mark on the bin and now I just fill the bin with water to the line and throw the salt in from the container and it is the same always.
makes changing the water a bit smoother.

banditpowdercoat
07-29-2010, 02:14 AM
What I am asking is that if I just have a bucket of salt, how much will I need to make a gallon of water of standard SG. IO says 1/2 cup, but that is irrelevant to me as I don't know how big of a cup to use. Hence I am asking for the metric amount that a cup holds. If I know the gms or ounce, then I can measure it out.

You use a Measuring Cup. 1 cup is a standard unit of measure. they make measuring cups in 1/4,1/3, 1/2, 1 cup measurements.

jorjef
07-29-2010, 02:51 AM
That was a painful thread to read

ColinD
07-29-2010, 03:16 AM
That was a painful thread to read
Tell me about it!! I'm a Chef by trade and I think a little bit of my brain exploded reading that. My wife is wondering why I'm yelling at the computer "A Cup Is A Cup!!!"

Colin

Zoaelite
07-29-2010, 03:18 AM
Tell me about it!! I'm a Chef by trade and I think a little bit of my brain exploded reading that. My wife is wondering why I'm yelling at the computer "A Cup Is A Cup!!!"

Colin

Haha
http://www.youtube.com/watch?v=aX6XMIldkRU
No, a proof is a proof. What kind of a proof? It's a proof. A proof is a proof, and when you have a good proof, it's because it's proven

Canadian
07-29-2010, 04:19 AM
Ok it's good to know I'm not the only one who temporarily thought about gouging out my eyes with an algae scraper after reading that.

bvlester
07-29-2010, 07:17 AM
I did not read the whole thing I just gave my answer 1.5 pounds makes 5g water.

Bill

Aquattro
07-29-2010, 02:22 PM
Ok it's good to know I'm not the only one who temporarily thought about gouging out my eyes with an algae scraper after reading that.

lol

Skimmerking
07-29-2010, 02:35 PM
Wow what a thread about a measuring salt. what is this world coming too. add salt and test it later. too much salt add WATER, too little Salt add more SALT..............

Life is tough:neutral: