Welcome to LookChem.com Sign In|Join Free

CAS

  • or

22012-90-4

Post Buying Request

22012-90-4 Suppliers

Recommended suppliersmore

  • Product
  • FOB Price
  • Min.Order
  • Supply Ability
  • Supplier
  • Contact Supplier

22012-90-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22012-90-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,0,1 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 22012-90:
(7*2)+(6*2)+(5*0)+(4*1)+(3*2)+(2*9)+(1*0)=54
54 % 10 = 4
So 22012-90-4 is a valid CAS Registry Number.

22012-90-4Upstream product

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 22012-90-4