Environmental Analysis Standards

環境分析基準は、汚染物質濃度の監視において試験機器の一貫性が維持されていることを確認します。未知のサンプルの組成決定を比較・検証するために、単元素または多元素溶液を使用できます。大気、水源、または土壌における脅威を正確に評価することで、作業者は条件を調整・改善し、最適な性能に必要な環境を回復させることができます。環境分析基準を用いることで、全体的な成長に影響を与える外的および内的要素をすべて特定できます。

11 Results

Sort by

J.T.Baker® BAKERBOND Speedisk®, Oil and Grease Standards Kit

Supplier: Avantor

Mixture (51 ml/bottle) of 2 mg/ml stearic acid and 2 mg/ml n-hexadecane in ULTRA RESIANALYZED acetone.

Expand 1 Items

VWR®, Total Nitrogen Standards (CRMs)

Supplier: VWR Chemicals

Certified reference materials for use as standards for Total Nitrogen, typically used as standards for Kjeldahl nitrogen determination.

Expand 2 Items

VWR®, Standards for the determination of Hydrocarbon Oil Index (HOI)

Supplier: VWR Chemicals

VWR® offers a complete range of products for the determination of the hydrocarbon oil index (HOI) in accordance with EN ISO 9377-2 (DIN H53).

Expand 19 Items

COD校正用標準液

Supplier: VWR Chemicals

These standards are ideal to use as control standards for COD measurements to verify that correct analysis for COD has taken place.

Expand 17 Items

VWR®, COD calibration standards, Certified Reference Materials (CRMs)

Supplier: VWR Chemicals

Avantor now offers a complete range of COD (Chemical Oxygen Demand) calibration standards (traceable to BAM) as CRM with concentrations between 20 and 10000 mg/L. Can be used to calibrate, control, verify or validate all COD test methods.

Expand 17 Items

VWR®MCT 100 and MCP 100, Reference standard kits for chlorine photometers

Supplier: VWR Chemicals

The reference standards are designed to check the accuracy and the reliability of the results. They are meant to provide reassurance that the photometer is working correctly.

Expand 2 Items

VWR®, Synthetic Sea Water Analytical Reagent manufactured in accordance with ASTM D665 / IP 135

Supplier: VWR Chemicals

A high quality analytical reagent manufactured and certified compliant for use in ASTM D 665 / IP 135 the Standard Test Method for Rust-Preventing Characteristics of Inhibited Mineral Oil in the Presence of Water.