Witherbys.com
Dr. Verwey's Tank Cleaning Guide, Thirteenth Edition
£495.00
This guide provides comprehensive procedures for cleaning cargo tanks on chemical and petroleum tankers. It includes:
- More than 400 bulk liquid cargoes
- A tank cleaning cross table covering approximately 180,000 previous-to-next cargo combinations
- A concise cargo overview with physical properties
- Acceptance information for FOSFA, NIOP and EU standards
- Cleaning procedures aligned with the latest HM50 guidelines from the Energy Institute
- Additional products to reflect current industry needs
- More detailed cleaner descriptions in the information section
Recent updates in this edition include:
- New ESG chapter: where energy and water can be saved in tank cleaning, and how to do it without compromising the result.
- Energy-saving alternatives right in the cleaning procedures: up to 75 % heating energy, up to 50 % fresh water.
- Updated cargo details
- One-year app licence included with the book.
Dr. Verwey's Tank Cleaning Guide offers cleaning proposals for commonly transported bulk liquid cargoes. It covers:
- Annex II noxious cargoes and Annex I oil cargoes as regulated by the MARPOL convention
- Cleaning procedures for Annex II cargoes, which often present challenges due to differing chemical properties and high purity requirements of subsequent loads
- Clean and Dirty Petroleum Products (CPP and DPP), including special cases like aircraft fuel and low-sulphur content fuels
- Guidance for transitioning from Dirty Petroleum Products to clean cargoes (DPP to CPP)
- Revised cleaning procedures in line with the latest HM50 guidelines from the Energy Institute
- Expanded product coverage to address evolving industry requirements
- Enhanced cleaner descriptions providing more detailed information
The guide provides reliable, practical recommendations for a wide range of cleaning tasks, helping ensure compliance with regulations and maintaining cargo integrity.
It serves as a valuable resource for maritime professionals dealing with tank cleaning operations.
Part 1: Introduction and Tank Cleaning Knowledge
Introduction
How to use the FROM - TO cleaning
Higher or lower cleanliness requirements
Prior Cargo Restrictions
Planning of tank cleaning
Physical properties of the cargoes
Cargo Characteristics
Required cleanliness standard of the cargo to be loaded (next cargo)
Available Equipment
Surrounding Conditions
Pipelines, Valves etc.
Tank Cleaning Recipe
Method description
Additional methods not mentioned in cleaning procedures
Cleaning additives
Coating
MARPOL
Tank Inspection and Testing
Wall Wash Procedure
Wall Wash Tests
Safety
ESG - Energy saving in tank cleaning
Abbreviations
Cleaner description of IMO approved cleaning agents
Part 2: FROM - TO cleaning and Cargo Details
FROM - TO cleaning
Cleaning Procedures
Cargo Details
Our partners
ChemServe is a service company specialising in publications and software for the marine industry.
ChemServe is the company behind Dr Verwey's Tank Cleaning Guide, the standard reference book for tank cleaning, the internationally renowned tank cleaning software ChemServe Miracle and the professional fleet management system ChemServe 3D.
ChemServe's specialised team combines more than twenty years of experience in the shipping industry with innovative technical solutions for its customers.
The company is based in the area around Hamburg, Germany.
- Number of Pages:
- 608
- Publication Date (Physical Book):
- December 2026
- ISBN (Witherby Connect):
- 978-3-00-088583-9
- Publication Date (Witherby Connect):
- November 2026
- Book Height:
- 300 mm
- Book Width:
- 220 mm
- Weight:
- 2.3 kg
- Author:
ChemServe GmbH
