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89439-30-5

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    Cas No: 89439-30-5

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89439-30-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89439-30-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,4,3 and 9 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89439-30:
(7*8)+(6*9)+(5*4)+(4*3)+(3*9)+(2*3)+(1*0)=175
175 % 10 = 5
So 89439-30-5 is a valid CAS Registry Number.

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