Dear Sir/Madam,
This email is in reference to the deal made on __/__/____ (date) having reference ID ______ (ID). I would like to notify you that recently we have received a new quotation regarding __________ (goods/product/raw material/other) and it has been noticed that the price quoted for _______ (raw material) has been increased.
Kindly review the previous quotation and compare the price for the same. I am enclosing both the quotations for your reference along with this email. I hope that you will correct the price. If you wish to discuss further, please do not hesitate to contact us at any time.
Regards,
___________ (Name),
___________ (Contact Details)