218938-63-7 Usage
Chemical Properties
White crystalline powder
Check Digit Verification of cas no
The CAS Registry Mumber 218938-63-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,8,9,3 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 218938-63:
(8*2)+(7*1)+(6*8)+(5*9)+(4*3)+(3*8)+(2*6)+(1*3)=167
167 % 10 = 7
So 218938-63-7 is a valid CAS Registry Number.