Why ASI Standards?
No Matrix Too Challenging
We specialize in custom formulations in difficult matrices. If we don’t offer the product you need, we have extensive experience and highly trained staff to conduct research and development to create it.
ISO Accredited Facilities
Our lab has ISO 17034:2016 and ISO 9001:2015 certifications. This means our processes to create our reference materials meet these stringent international structural, resource, technical production, and management system requirements. Each product has traceable formulation records, testing, and quality control records.
Proven Track Record
We are a small, family-owned business providing excellent customer service and the highest quality products for more than 30 years.
Excellent Customer Service
Our friendly and helpful staff answer emails and phone calls quickly; so you will not be stuck waiting for answers. Each phone call is answered by a real person. No robocalls ever.
Quick Turnaround
Even for custom products, we make sure your order will be delivered on time.
ASTM D1159
ASTM D2622
ASTM D2710
ASTM D2896
ASTM D4294
ASTM D4629
ASTM D4927
ASTM D4929
ASTM D5059
ASTM D5453
ASTM D5762
ASTM D6247
ASTM D6443
ASTM D6481
ASTM D6584
ASTM D664
ASTM D7039
ASTM D7220
ASTM D7751
ASTM D8252
ASTM F2617
Best selling products
Biodiesel Standards
Bromine Index in Toluene
Bromine Number in Toluene
Calibration Sets
Chlorine and Sulfur Calibration Sets
Chlorine and Sulfur Check Standard
Chlorine and Sulfur in Mineral Oil Calibration Standards
Chlorine and Sulfur in Waste Oil Calibration Standards
Chlorine and Sulfur Standards
Chlorine Calibrations Sets
Chlorine Check Standard
Chlorine in Waste Oil Calibration Standards
Elements in Lubricating Oil Calibration Standards
Elements in Lubricating Oil Drift Correction Standard
Elements in Lubricating Oil Quality Control Standard
EPA Standards
EPA Tier 3 Standards
Hydrogen Sulfide in Mineral Oil Ampules for Titration analysis
In Stock
Lead Calibration Standards
Lead in Paint on Polyester Film Calibration Standards
Lead in Paint Standards
Lead Standards for Gasoline Analysis
Lead Standards in Gasoline and Isooctane
Low Level Nitrogen and Sulfur Ampules
Lubricating Oil Additives Calibration Standards
Lubricating Oil Standards
Metal Working Fluids
Metal Working Fluids Lubricant Calibration Standards
Multielement Lubricating Oil Standards
New products
Nickel in Xylene-Mineral Oil Calibration Standards with Manganese Internal Standard
Nitrogen and Sulfur Ampules
Nitrogen and Sulfur Check Standard
Nitrogen and Sulfur in Petroleum Products Calibration Standards
Nitrogen Check Standard
Nitrogen Check Standard Ampules
Nitrogen In Petroleum Products Calibration Standards
Organic Nitrogen in Petroleum Distillates
Organometallic Check Standards
Phosphorus Check Standards
Physical Property
Plastic Polyethylene Calibration Standards for Additives and Trace Elements in Polyolefins
Plastic Polyethylene Calibration Standards for WEEE RoHS Requirements
Polymer Standards
Polysulfide Calibration Sets
Polysulfide in Mineral Oil Calibration Standards
QC Check Standards
RoHS / WEEE Standards
Stabilized Organometallic Solutions
Sulfur and Metals in Mineral Oil Calibration Standards
Sulfur and Metals in Residual Oil Calibration Standards
Sulfur and Metals Standards
Sulfur Calibration Sets
Sulfur Calibration Sets for EN14596
Sulfur Calibration Standards
Sulfur Check Standard
Sulfur in Biodiesel Calibration Standards
Sulfur in Crude Oil Calibration Standards
Sulfur in Diesel Fuel Calibration Standards
Sulfur in Gasoline Calibration Standards
Sulfur in Isooctane Calibration Standards
Sulfur in Isooctane or Toluene Calibration Standards
Sulfur in Isooctane or Toluene Check Standard
Sulfur in Isooctane-Toluene Calibration Standards
Sulfur in Mineral Oil Calibration Standards
Sulfur in Mineral Oil Calibration Standards with 1% Zirconium Internal Standard
Sulfur in Mineral Oil Calibration Standards with 18% Zirconium Internal Standard
Sulfur in Residual Oil Calibration Standards
Sulfur Standards
Sulfur Standards for Ultra Low Sulfur in Diesel Testing
Sulfur-Free Liquid Organometallic Solutions
Sulfur-Free Organometallic Oil Check Standards
Titration Standards
Total Acid Number in Mineral Oil
Total Base Number in Mineral Oil
Trace and Ultra Low Check Standards
Ultra Low Sulfur Diesel – ULSD
Vanadium and Nickel Standards
Vanadium and Nickel Standards for EN14597
Vanadium in Xylene-Mineral Oil Calibration Standards with Manganese Internal Standard
XRF Cups and Film