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2-Nitro-5-sulfanilyl-phenol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

855419-45-3

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855419-45-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 855419-45-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,4,1 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 855419-45:
(8*8)+(7*5)+(6*5)+(5*4)+(4*1)+(3*9)+(2*4)+(1*5)=193
193 % 10 = 3
So 855419-45-3 is a valid CAS Registry Number.

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