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What is the difference between 20 volume and 40 volume hair developer?

Anonymous

∙ 15y ago

Updated: 10/27/2022

20 Volume (or 6%) developer will lift hair 2 levels and 40 Volume (or 12%) will lift hair 4 levels.

Wiki User

∙ 15y ago

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Q: What is the difference between 20 volume and 40 volume hair developer?

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What volume of developer do you use on beards?

A 20 volume developer will be sufficient for coloring facial hair, especially if there are some grays mixed in.

Does 40 volume versas 20 volume make hair lighter?

40 volume developer is used for high lift shades and will lift hair 4 levels. 20 volume developer is also used for lifting but will only lift 2 levels. 20 volume is used as well when going darker or for gray coverage as it lifts and deposits at the same time.

What is 1.5 parts developer to 4 oz hair color cream?

I believe 1.5 parts would be 1.5 ounces of developer to 4 ounces of color, which doesn't seem like enough developer. Double check the directions. Usually haircolor is either 1:1 or 1:2 ratio. I've never heard of 4:1.5 ratio.

How many inches long is a piece of cat hair?

between 2, 3, or 4 cm long

What is the difference between ultra chi and chi?

nothing! the only thing is that the ultra chi comes in various colors and the chi is in black. also, the regular chi is the first one to come out so its less advanced than the ultra and the ultra comes with tourmaline plates which is less damaging to your hair aswell.

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