We use some essential cookies to make this website work.
We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services.
We also use cookies set by other sites to help us deliver content from their services.
You have accepted additional cookies. You can change your cookie settings at any time.
You have rejected additional cookies. You can change your cookie settings at any time.
Departments, agencies and public bodies
News stories, speeches, letters and notices
Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
Find out when you can use rebated diesel, biodiesel or kerosene in vehicles and other machinery.
An analytical method developed to detect and measure the concentration of illegal dyes in paprika powder using LC-MS/MS
An analytical method developed to detect and measure the concentration of illegal dyes in chilli powder.
04 wastes are from the leather, fur and textile industries. Your permit lists the 04 waste codes you can use. You must follow the guidance given in the Before you start section.
A general screening method which extends the 2006 GC screening method to 19 synthetic dyes has been published
Surgeons reminded to have competent personnel and emergency facilities available for at least 1 hour after administration of the blue dye.
Don’t include personal or financial information like your National Insurance number or credit card details.
To help us improve GOV.UK, we’d like to know more about your visit today. Please fill in this survey (opens in a new tab).