20 kg - 1 mg Calibration Weight, ASTM Class 0 (Kit with Case)

Key Highlights

• Designed to meet ASTM E617-23 specifications

• ASTM Class 0 accuracy for ultra-high precision calibration

• Supplied as a single calibration weight kit

• Packaged in a protective case or vial with handling glove

• Polished stainless steel finish for maximum mass stability

• Intended for primary reference and high-precision calibration use

• Suitable for laboratory and metrology applications
  
  

The 20 kg – 1 mg Calibration Weight, ASTM Class 0 is engineered for the most demanding calibration environments requiring exceptional accuracy and stability. Designed in accordance with ASTM E617-23 specifications, this Class 0 calibration weight is suitable for use as a primary reference standard in controlled laboratory conditions.

Each kit includes a single calibration weight supplied in a protective case or vial along with a glove to ensure proper handling and contamination control. The polished stainless steel finish supports long-term mass stability and resistance to surface contamination. In accordance with ASTM requirements, Class 0 weights do not bear nominal value markings or serialization, preserving their suitability for high-accuracy reference applications.

ASTM Class 0 calibration weights are commonly used for calibrating high-precision analytical balances and for maintaining traceability within laboratory mass standards programs.

Specifications

Free shipping: To the 48 contiguous states (residential, farm and rural deliveries may carry a carrier surcharge).
Ship date: Rice Lake Weighing Systems products ship on the maker's own lead time; we confirm the date when you order, or call 844-735-5386 before you buy.
Tracking: Emailed the moment your order ships.
Questions: (844) 735-5386 or info@selletonscales.com.