Aspartic acid European Pharmacopoeia (EP) Reference Standard

Aspartic acid United States Pharmacopeia (USP) Reference Standard

Aspirator tube assemblies for calibrated microcapillary pipettes pkg of 5 ea

Aspire™ Laboratory Aspirator Accessories Handheld vacuum controller with single channel adapters

Aspire™ Laboratory Aspirator Accessories Hydrophobic filter

Aspirin (Acetyl Salicylic Acid) Pharmaceutical Secondary Standard; Certified Reference Material

Aspirin Impurity D Pharmaceutical Secondary Standard; Certified Reference Material

Aspirin Impurity F Pharmaceutical Secondary Standard; Certified Reference Material

Aspirin meets USP testing specifications

Aspirin United States Pharmacopeia (USP) Reference Standard

Assembled screw cap with hole with PTFE/silicone septum black polypropylene hole cap, thread for 13-425, red PTFE/silicone, septum thickness 1.5 mm, for use with 4 mL vial, pkg of 100 ea

Assembled screw cap with hole with PTFE/silicone septum black polypropylene hole cap, thread for 8-425, PTFE/silicone (red PTFE/white silicone), septum thickness 1.3 mm, for use with 2 mL vial (standard opening), pkg of 100 ea

Astaxanthin (synthetic) United States Pharmacopeia (USP) Reference Standard

Astaxanthin ≥97% (HPLC)

Astec® Cellulose DMP Chiral HPLC Column 5 μm particle size, L × I.D. 15 cm × 2.1 mm

Astec® CHIRALDEX™ A-TA Capillary GC Column L × I.D. 30 m × 0.25 mm, df 0.12 μm

Astec® CHIRALDEX™ B-DM Capillary GC Column L × I.D. 30 m × 0.25 mm, df 0.12 μm

Astec® CHIRALDEX™ G-PN Capillary GC Column L × I.D. 30 m × 0.25 mm, df 0.12 μm

Astec® CHIRALDEX™ G-TA Capillary GC Column L × I.D. 30 m × 0.25 mm, df 0.12 μm

Astec® CHIROBIOTIC® R Chiral HPLC Column 5 μm particle size, L × I.D. 15 cm × 2.1 mm

Astec® CHIROBIOTIC® R Chiral HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astec® CHIROBIOTIC® T Chiral HPLC Column 5 μm particle size, L × I.D. 10 cm × 2.1 mm

Astec® CHIROBIOTIC® T Chiral HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astec® CHIROBIOTIC® T Chiral HPLC Guard Column Cartridge, 5 μm particle size, L × I.D. 2 cm × 4 mm

Astec® CHIROBIOTIC® T2 Chiral HPLC Column 5 μm particle size, L × I.D. 15 cm × 4.6 mm

Astec® CHIROBIOTIC® T2 Chiral HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astec® CHIROBIOTIC® TAG Chiral HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astec® CHIROBIOTIC® V Chiral HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astec® CHIROBIOTIC® V2 Chiral HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astec® CLC-D Chiral HPLC Column 5 μm particle size, L × I.D. 15 cm × 4.6 mm

Astec® CLC-L Chiral HPLC Column 5 μm particle size, L × I.D. 15 cm × 4.6 mm

Astec® CYCLOBOND I 2000 Chiral HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astec® CYCLOBOND I 2000 RSP Chiral HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astec® Diol HPLC Column 5 μm particle size, L × I.D. 25 cm × 4.6 mm

Astemizole ≥98% (HPLC)

Astilbin phyproof® Reference Substance

ASTM Colour Reference Standard ASTM D 6045, D1500 (ASTM colour 1)

ASTM Colour Reference Standard ASTM D 6045, D1500 (ASTM colour 3)

ASTM Colour Reference Standard ASTM D 6045, D1500 (ASTM colour 5) ASTM D 6045, D1500 (ASTM colour 5)

ASTM Colour Reference Standard ASTM D 6045, D1500 (ASTM colour 7)

ASTM Colour Reference Standard ASTM D 6045, D1500 (ASTM colour <0.5)

ASTM® D6584 1,2,4-Butanetriol Solution 1000 μg/mL in pyridine, analytical standard

ASTM® D6584 1,3-Diolein solution certified reference material, 5000 μg/mL in pyridine

ASTM® D6584 Monoolein solution certified reference material, 5000 μg/mL in pyridine

ASTM® D6584 Standard Solution 5 certified reference material, in pyridine (varied)