12222-77-4 Usage
Properties and Applications
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AATCC
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Check Digit Verification of cas no
The CAS Registry Mumber 12222-77-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,2 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 12222-77:
(7*1)+(6*2)+(5*2)+(4*2)+(3*2)+(2*7)+(1*7)=64
64 % 10 = 4
So 12222-77-4 is a valid CAS Registry Number.