Peanut Butter

This Standard Reference Material (SRM) is intended primarily for use in validating methods for determining proximates, fatty acids, calories, vitamins, elements, amino acids, aflatoxins, and acrylamide in peanut butter and similar matrices. This SRM can also be used for quality assurance when assigning values to in-house reference materials. The SRM is a creamy peanut butter prepared by a manufacturer of peanut butter products. A unit of

SRM 2387 consists of three jars of peanut butter containing 170 g each. For more information, please refer to the COA and SDS.

Certified for the analytes listed below. See certificate for values and more details

Ash, Calories, Carbohydrates, Total Dietary Fiber, Phosphorus (P), Fat (as the sum of fatty acids as triglycerides), Fat (Extractable), Protein, Solids

Amino acids: Alanine, Arginine, Aspartic acid, Cystine, Glutamic acid, Glycine, Histidine, Isoleucine, Leucine, Lysine, Methionine, Phenylalanine, Proline, Serine, Threonine, Tryptophan, Tyrosine, Valine

Biotoxins / Mycotoxins: Aflatoxin B1, Aflatoxin B2, Total Aflatoxins

Lipids and Fatty acids: Arachidic acid, Arachidonic acid, Behenic acid, Eicosadienoic acid (C20:2), Erucic acid, Gondoic acid, Heptadecenoic acid (C17:1), Lignoceric acid, Linoleic acid, Margaric acid, Monounsaturated Fatty acids, Myristic acid, Oleic acid, Palmitic acid, Palmitoleic acid, Polyunsaturated Fatty acids, Saturated Fatty acids, Stearic acid, Vaccenic acid, α-Linolenic acid

Organic Pollutants: Acrylamide

Trace Elements: Calcium (Ca), Copper (Cu), Iron (Fe), Magnesium (Mg), Manganese (Mn), Potassium (K), Sodium (Na), Zinc (Zn)

Vitamins: Niacin (Vitamin B3), Niacinamide (Vitamin B3), Pantothenic acid (Vitamin B5), Pyridoxal (Vitamin B6), Pyridoxamine (Vitamin B6), Pyridoxine (Vitamin B6), Riboflavin (Vitamin B2), Thiamine (Vitamin B1), Total Vitamin B3 as Niacinamide, Total Vitamin B6 as Pyridoxine, a-Tocopherol, γ- + β-Tocopherol, δ-Tocopherol

Matrix Group: Nuts, Soy, Edible Oils and Fats

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SRM is a registered trademark of National Institute of Standards and Technology

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