128782-46-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128782-46-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,7,8 and 2 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 128782-46:
(8*1)+(7*2)+(6*8)+(5*7)+(4*8)+(3*2)+(2*4)+(1*6)=157
157 % 10 = 7
So 128782-46-7 is a valid CAS Registry Number.