I want to know about stpp substance
And I want to know the pocess which use to product this substance
And if there are some way to produce

Perhaps the information on the following site will be helpful to you. I hope that it is.

Sodium tripolyphosphate - Wikipedia, the free encyclopedia

What are the components of sodium tripolyphosphate ؟

What are the component of Sodium tripolyphosphate?

Rather than private messaging people as to what the answer might be, why don't you look up the properties of Sodium Tripolyphosphate in a Google search yourself? Private messaging is not to be used on this site for obtaining or discussing the answers to questions as it defeats the purpose of this site for all to be able to participate and gain from the knowledge that has been learned on the boards through discourse and discovery.

Sodium Tripolyphosphate - Google Search

Just one more for you here concerning getting help for doing homework. The following are the rules on this site for that. The link for the rules is https://www.askmehelpdesk.com/math-s...-b-u-font.html

Read this first: Expectations for the Homework Help board
Do not simply retype or paste a question from your book or study material

We won't do your homework questions for you.
You were given the assignment for you to learn.

If you come up with your own answer and post it for us to critique that is within reason.

If you have some SPECIFIC questions that you couldn't find or didn't understand, we may help with that.
But this is your assignment, so show us you have at least attempted to complete it on your own.

Thank you.