Carnosic Acid from Rosemary Extract
Specification
60%-99% Carnosic acid by HPLC in powder
Introduction
Carnosic acid (CAS No.:3650-09-7, C20H28O4）is a natural benzenediol abietane diterpene found in rosemary (Rosmarinus officinalis) and common sage (Salvia officinalis). Dried leaves of rosemary and sage contain 1.5 to 2.5% carnosic acid.
Carnosic acid and carnosol, a derivative of the acid, are used as antioxidant preservatives in food and nonfood products, where they’re labelled as “extracts of rosemary”
Application
Carnosic acid: We do supercritical fluid extraction of Carnosic acid; it is safe and applicable in edible oil, food supplements, meat products, food, cosmetics, pet food, etc.
Certificate Of Analysis
| Product Name: | Rosemary Extract Powder | Latin Name: | Rosmarinus officinalis | |||||
| Batch Number: | 20200802 | Used Part: | Leaf | |||||
| Batch Quantity: | 1KG | Analysis Date: | August 4, 2020 | |||||
| Manufacture Date: | August 2, 2020 | Certificate Date: | August 4, 2020 | |||||
| ITEM | SPECIFICATION | RESULTS | |||||
| Description: Appearance Odor Particle size Extract Solvents |
Light Yellow Fine Powder Characteristic 95% pass 80 mesh sieve Ethanol and Water |
Conforms Conforms Conforms Conforms |
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| Assay: Carnosic acid |
by HPLC ≥70% |
71.22% | |||||
| Physical: Loss on Drying Total Ash |
≤5% ≤5% |
2.39% 1.60% |
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| Chemical: Arsenic (As) Lead (Pb) Cadmium (Cd) Mercury (Hg) Heavy Metals |
≤2ppm ≤5ppm ≤1ppm ≤0.1ppm ≤10ppm |
0.41ppm 0.12ppm 0.08ppm 0.012ppm ≤10ppm |
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| Microbial: Total Plate Count Yeast & Mold E.Coli Salmonella |
≤1000cfu/g Max ≤100cfu/g Max Negative Negative |
10cfu/g 10cfu/g Conforms Conforms |
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Conclusion: Conform to specification.
Storage: Store in cool & dry place. Keep away from strong light and heat.
Shelf life: Two years when properly stored.
Chromatogram For Reference
