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721918-43-0

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721918-43-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 721918-43-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,1,9,1 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 721918-43:
(8*7)+(7*2)+(6*1)+(5*9)+(4*1)+(3*8)+(2*4)+(1*3)=160
160 % 10 = 0
So 721918-43-0 is a valid CAS Registry Number.

721918-43-0Upstream product

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