PYRO

Nze christian (113410.2751@compuserve.com)
Mon, 02 Feb 1998 17:23:18 -0500

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can anybody give me the CAS number for the correct Sodium Metaborat to
make
Pyro part B?
10555-76-7
There are two Vitamin C on the market: (+) and (-). Which is the correct
one to use?
i think the + one is ever with another salt like calcium or sodium
my lab fluka don't put - before the other one L-Threoascorbic acid
50-81-7 cas

nze christian

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