The Right Results Start with the Right Consumables

LECO consumables are manufactured to our standards to provide the best results for your instrument.

Click here for the latest information on LECO consumables, Catalogs, Instrument reference cards, and more. View Reference cards here.

International Customers
Contact the LECO office, distributor, or sales engineer you purchased your instrument from , or email us at sales@leco.com.

Ready to Order?

consumables

LECO Direct is the exclusive online consumables ordering system. If you do not have a valid LECO Direct account, click here to register for one. LECO Direct is available only for US users at this time.

Current users may log-in below with their existing username and password.

Log-in to LECO Direct

Order by Phone
Call our Consumables Hotline at 1-800-292-6141.

Consumables

Life Sciences Dropdown

Life Sciences - Delivering new discoveries for metabolomics, pharmaceutical research, and toxicology.
Separation Science | Analytical Science

Energy & Fuels

Energy & Fuels - Delivering cleaner, safer resources to keep our world in motion.
Analytical Science | Separation Science

Environment & Agriculture

Environment & Agriculture - Delivering quality and safety for our earth's resources.
Analytical Science | Separation Science

Mined Materials & Metals

Mined Materials & Metals - Delivering measurable results for today's industrial manufacturers.
Analytical Science | Metallographic Science

Food

Food - Delivering quality and safety for every step of the food production process.
Analytical Science | Separation Science

Analytical Science

Moisture, Ash, Volatile and Loss-on-Ignition
- TGA801

Moisture
- TGM800

Ash Fusion
- AF700

Calorific Value
- AC600
- AC500

Glow Discharge Atomic Emission Spectroscopy
- GDS900
- GDS850

Elemental Analysis - Inorganic
- Carbon/Sulfur
  - 844 Series
  - 744 Series
- Multi-Phase Carbon/Water
  - RC612
- Oxygen/Nitrogen/Hydrogen
- Total Hydrogen
  - DH603
  - RHEN602

Elemental Analysis - Organic
- Carbon/Hydrogen/Nitrogen/Protein/Sulfur & Oxygen
  - 628 Series
  - TruSpec Micro
- Carbon/Nitrogen/Protein
- Carbon/Nitrogen/Protein/Sulfur
  - 928 Series CNS
- Sulfur/Carbon
  - 832 Series

Metallographic Science

Grinding/Polishing

Mounting
- MX400 Mounting Press
- PR36 Mounting Press

Sectioning

Image Analysis & Management
- PAX-it™ Image Management System
- IA44 Image Analysis & Management System

Hardness Testing

Microscopy
- Digital Microscopes
  - Macro Digital Microscope
  - Olympus DSX Series
- Optical Microscopes
- Optical Accessories
  - Optical Accessories

Separation Science / Mass Spectrometry

GC-TOFMS
- Pegasus BT
- Pegasus GC-HRT+

GCxGC-TOFMS

Autosamplers
- L-PAL3

Software & Accessories

Ceramics

Ceramics
- Technical Ceramics

Used & Demo Equipment

Used & Demos
- Used & Demos

Consumables

Consumables

Not sure what you are looking for? Click here to view our Markets menu.

Metallographic Dropdown

Application Support - Metallographic - Metallographic sample preparation, hardness testing, microscopy, and image analysis/management.
App Notes | Met Tips | Training

Analytical Dropdown

Application Support - Analytical - Elemental analysis, calorific value, and more in inorganic and organic materials.
App Notes | Training | Technical Presentations

Spectroscopy Dropdown

Application Support - Spectroscopy - Glow discharge spectrometers for bulk and/or quantitative depth profile analysis.
Performance Notes | App Snapshots | Training

Separation Science Dropdown

Application Support - Separation Science Mass Spectrometry - GC-MS, GCxGC-MS, LC and GC High Resolution TOFMS, and GCxGC-FID/ECD.
App Notes | Training | Presentations

Instrument Support Dropdown

Instrument Support - Should you ever need it, Service and Support of your LECO instrument is just a call or click away.
PIB's | PMA/Warranties | Smartline | SDS

FAQ Dropdown

Frequently Asked Questions - Questions? Click here and view our general faq's.

About Us Dropdown

About us- Since 1936, customers around the world have trusted LECO to provide analytical solutions for a variety of applications and markets.
Contact | Trademarks | Suppliers | GSA

Corporate

Corporate - LECO is a leader in innovative analytical instrumentation, mass spectrometers, metallography and optical equipment, and consumables.
Accreditations | Approved Methods | Compliance

Employment

Employment - Whether you have years of experience or are just starting your career, we think you will enjoy being a part of our team.
Career Center

Tradeshows

Tradeshows - Tradeshows are a great opportunity to get out and see instrumentation from LECO you may have heard about.

Global Offices

Global Offices - LECO has over 25 subsidiaries worldwide, in countries such as Germany, the United Kingdom, Australia, Sweden, Canada, and Mexico. Learn more about our Compliance Testing Center.

Newsroom Dropdown

Newsroom - Read our Newsroom page to find out the latest information on LECO products, training classes, and partnerships.
Company History

Application Note: Nitrogen/Protein in Whey Products Using the FP628 (-532)

Published on 16 January 2017

Nitrogen/Protein in Whey Products

File Name:	FP628_NITROGEN_PROTEIN_WHEY_PRODUCTS_203-821-532.pdf
File Size:	EMPTY
File Type:	application/pdf
Created Date:	01-16-2017
Last Updated Date:	01-16-2017

The Right Results Start with the Right Consumables

Ready to Order?

Life Sciences Dropdown

Energy & Fuels

Environment & Agriculture

Mined Materials & Metals

Food

Analytical Science

Moisture, Ash, Volatile and Loss-on-Ignition

Moisture

Ash Fusion

Calorific Value

Glow Discharge Atomic Emission Spectroscopy

Elemental Analysis - Inorganic

Carbon/Sulfur

Multi-Phase Carbon/Water

Oxygen/Nitrogen/Hydrogen

Total Hydrogen

Elemental Analysis - Organic

Carbon/Hydrogen/Nitrogen/Protein/Sulfur & Oxygen

Carbon/Nitrogen/Protein

Carbon/Nitrogen/Protein/Sulfur

Sulfur/Carbon

Metallographic Science

Grinding/Polishing

Mounting

Sectioning

Image Analysis & Management

Hardness Testing

Microscopy

Digital Microscopes

Optical Microscopes

Optical Accessories

Separation Science / Mass Spectrometry

GC-TOFMS

GCxGC-TOFMS

Autosamplers

Software & Accessories

Ceramics

Used & Demo Equipment

Consumables

Metallographic Dropdown

Analytical Dropdown

Spectroscopy Dropdown

Separation Science Dropdown

Instrument Support Dropdown

FAQ Dropdown

About Us Dropdown

Corporate

Employment

Tradeshows

Global Offices

Newsroom Dropdown

Application Note: Nitrogen/Protein in Whey Products Using the FP628 (-532)

Latest News