Food/environmental analytical standards

ISO 17034 and ISO 17025 RMs and CRMs: pesticides, mycotoxins, PFAS, veterinary drugs, pollutants and inorganic standards, neat or in solution.

Pharmaceutical analytical standards Food/environmental analytical standards Molecular Biology Microbiology Fine chemicals Labware and consumables

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Vitamin K2 (MK-7)

ISO 17034 Reference Material

VitaminNeat

Cat. No.: A-L0630
CAS: 2124-57-4
Formula: C₄₆H₆₄O₂
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 5 mg	A-L0630-5MG

Vitexin-2-O-Rhamnoside

ISO 17034 Reference Material

FlavonoidNeat

Cat. No.: A-L0635
CAS: 64820-99-1
Formula: C₂₇H₃₀O₁₄
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 10 mg	A-L0635-10MG

Wogonin

ISO 17034 Reference Material

NutrientsNeat

Cat. No.: A-L0636
CAS: 632-85-9
Formula: C₁₆H₁₂O₅
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 25 mg	A-L0636-25MG

Xanthine

ISO 17034 Reference Material

NucleosideNeat

Cat. No.: A-L0637
CAS: 69-89-6
Formula: C₅H₄N₄O₂
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 50 mg	A-L0637-50MG
Neat, 100 mg	A-L0637-100MG
Neat, 250 mg	A-L0637-250MG
Neat, 500 mg	A-L0637-500MG

Xanthosine

ISO 17034 Reference Material

NucleosideNeat

Cat. No.: A-L0638
CAS: 146-80-5
Formula: C₁₀H₁₂N₄O₆
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 50 mg	A-L0638-50MG
Neat, 100 mg	A-L0638-100MG
Neat, 250 mg	A-L0638-250MG
Neat, 500 mg	A-L0638-500MG

Xanthosine dihydrate

ISO 17034 Reference Material

NucleosideNeat

Cat. No.: A-L0639
CAS: 5968-90-1
Formula: C₁₀H₁₆N₄O₈
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 50 mg	A-L0639-50MG
Neat, 100 mg	A-L0639-100MG
Neat, 250 mg	A-L0639-250MG
Neat, 500 mg	A-L0639-500MG

L-xylo-2-Hexulosonic acid

ISO 17034 Reference Material

NutrientsNeat

Cat. No.: A-L0640
CAS: 526-98-7
Formula: C₆H₁₀O₇
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 50 mg	A-L0640-50MG
Neat, 100 mg	A-L0640-100MG
Neat, 250 mg	A-L0640-250MG
Neat, 500 mg	A-L0640-500MG

Xylobiose

SugarNeat

Cat. No.: A-L0665
CAS: 6860-47-5
Formula: C₁₀H₁₈O₉
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 50 mg	A-L0665-50MG
Neat, 100 mg	A-L0665-100MG
Neat, 250 mg	A-L0665-250MG
Neat, 500 mg	A-L0665-500MG

Xyloglucan heptasaccharide

ISO 17034 Reference Material

SugarNeat

Cat. No.: A-L0641
CAS: 121591-98-8
Formula: C₃₉H₆₆O₃₃
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 50 mg	A-L0641-50MG
Neat, 100 mg	A-L0641-100MG
Neat, 250 mg	A-L0641-250MG
Neat, 500 mg	A-L0641-500MG

Xylohexaose

ISO 17034 Reference Material

SugarNeat

Cat. No.: A-L0642
CAS: 49694-21-5
Formula: C₃₀H₅₀O₂₅
Format: Neat
Category: Nutrients

Format	Cat. No.
Neat, 50 mg	A-L0642-50MG
Neat, 100 mg	A-L0642-100MG
Neat, 250 mg	A-L0642-250MG
Neat, 500 mg	A-L0642-500MG

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