Automatic Kinematic Viscometer Buyer’s Guide: 5 Key Factors (2026)

What Is an Automatic Kinematic Viscometer? An automatic kinematic viscometer is a precision instrument that measures the kinematic viscosity of fluids — primarily petroleum products, lubricants, and fuel oils — according to ASTM D445 and related standards. Unlike manual capillary viscometers that require constant operator attention and manual timing, automatic systems handle sample injection, temperature … Read more

ASTM D445: Kinematic Viscosity Test Method — Complete Guide | LabVV

ASTM D445 ISO 3104 ASTM D445 is the standard test method for determining the kinematic viscosity of liquid petroleum products, both transparent and opaque. It is one of the most widely referenced ASTM standards in the petroleum industry, essential for quality control, product specification, and research across the oil supply chain — from crude oil … Read more

ASTM D892 Foam Testing Guide: How to Measure Lubricating Oil Foaming Tendency

🔬 What Is ASTM D892? ASTM D892 is the standard test method for measuring the foaming tendency and foam stability of lubricating oils at specified temperatures. It determines how much foam a lubricant produces under controlled aeration conditions and how quickly the foam collapses after aeration stops. Excessive foaming in lubricating oil can cause oil … Read more

ASTM D892 Foam Characteristics of Lubricating Oils: Test Method Guide

📌 What You Will Learn What ASTM D892 is and why foam testing matters for lubricating oils Test methodology — Sequence I, II, and III explained How foam affects lubrication system performance and equipment life Industry applications and ASTM compliance requirements LabVV solutions for foam characteristics testing Foaming in lubricating oils is more than an … Read more

ASTM D93 Flash Point Testing: Methods, Equipment & Guide

🔬 What Is ASTM D93 Flash Point Testing? ASTM D93 is the standard test method for determining the flash point of petroleum products using a Pensky-Martens closed cup apparatus. Flash point is the lowest temperature at which a sample’s vapors ignite when exposed to an ignition source under controlled conditions. It is one of the … Read more

Kinematic Viscosity Testing with ASTM D445: Technical Guide & the A1010 Solution

A practical ASTM D445 guide for petroleum, lubricant, transformer oil, and third-party testing laboratories. Kinematic viscosity is one of the most fundamental and widely used physical properties in the petroleum industry. It determines how a fluid flows under gravity — a critical parameter for classifying crude oils, formulating lubricants, and ensuring the reliable operation of … Read more

ASTM D445: Complete Guide to Kinematic Viscosity Testing

ASTM D445: Complete Guide to Kinematic Viscosity Testing of Petroleum Products Standard test method for kinematic viscosity of transparent and opaque liquids — scope, procedure, apparatus, and practical lab tips Standard Reference: ASTM D445-24 — Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity) Kinematic viscosity is one … Read more

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