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155904-88-4

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155904-88-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155904-88-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,9,0 and 4 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 155904-88:
(8*1)+(7*5)+(6*5)+(5*9)+(4*0)+(3*4)+(2*8)+(1*8)=154
154 % 10 = 4
So 155904-88-4 is a valid CAS Registry Number.

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