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98991-82-3

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98991-82-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 98991-82-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,9,9 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 98991-82:
(7*9)+(6*8)+(5*9)+(4*9)+(3*1)+(2*8)+(1*2)=213
213 % 10 = 3
So 98991-82-3 is a valid CAS Registry Number.

98991-82-3Upstream product

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