Welcome to LookChem.com Sign In|Join Free
  • or
2H-Pyran-2-one, 3,4-dihydro-3,6-dimethyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20155-55-9

Post Buying Request

20155-55-9 Suppliers

Recommended suppliers

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

20155-55-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20155-55-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,5 and 5 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 20155-55:
(7*2)+(6*0)+(5*1)+(4*5)+(3*5)+(2*5)+(1*5)=69
69 % 10 = 9
So 20155-55-9 is a valid CAS Registry Number.

20155-55-9Upstream 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 Customer Service

What can I do for you?
Get Best Price

Get Best Price for 20155-55-9