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219866-44-1

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219866-44-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 219866-44-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,8,6 and 6 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 219866-44:
(8*2)+(7*1)+(6*9)+(5*8)+(4*6)+(3*6)+(2*4)+(1*4)=171
171 % 10 = 1
So 219866-44-1 is a valid CAS Registry Number.

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