is the first one used in photography?
Yes, in photography, formaldehyde is used in low concentrations for process stabilizer in the final wash step.
Formaldehyde
n photography, formaldehyde is used in low concentrations for process C-41 (color negative film) stabilizer in the final wash step, as well as in the process E-6 pre-bleach step, to make it unnecessary in the final wash.
what is the estimate time of the formation and evolution of the solar system? It began 4.5 billion years ago is there any proof or model which justifies its formation? Yes, it's called the nebular hypothesis who gave this hypothesis? Emanuel Swedenborg, Immanuel Kant, and Pierre-Simon Laplace what was stated in it, can you give at least one point? It says that the Solar System formed from the gravitational collapse of a fragment of a giant molecular cloud. what do you mean by this last term of cloud? It is a type of interstellar cloud, the density and size of which permit the formation of molecules, which unexpected chemicals are found in the other type of cloud you mentioned just now? Formaldehyde, methanol, and vinyl alcohol.
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Formaldehyde [SEP] Photography
In photography, formaldehyde is used in low concentrations for process C-41 (color negative film) stabilizer in the final wash step, as well as in the process E-6 pre-bleach step, to make it unnecessary in the final wash.