Welcome to LookChem.com Sign In|Join Free

CAS

  • or

640734-92-5

Post Buying Request

640734-92-5 Suppliers

Recommended suppliersmore

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

640734-92-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 640734-92-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,0,7,3 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 640734-92:
(8*6)+(7*4)+(6*0)+(5*7)+(4*3)+(3*4)+(2*9)+(1*2)=155
155 % 10 = 5
So 640734-92-5 is a valid CAS Registry Number.

640734-92-5Upstream product

640734-92-5Downstream Products

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 640734-92-5