1-1000 Kilograms
$50.00
≥1001 Kilograms
$20.00
Product Description
Product name: Guava leaf extract powder
Latin Name: Psidium guajava L.
Plant source: Leaf of Psidium guajava L.
Test method: HPLC
Active Ingredients: polyphenols
Specification: 10:1,20:1
Appearance: Brown Yellow powder
Certification of Analysis
Item | Specification | Result | ||
Appearance | Brown Yellow powder | Complies | ||
Related substance (HPLC) | Total impurity ≤0.5% Max single impurity ≤0.1% | 0.2% 0.06% | ||
Odor | Characteristic | Complies | ||
Assay | 10:1 | 10:1 | ||
Sieve analysis | 100% pass 80 mesh | Complies | ||
Heavy Metal | <10ppm | Complies | ||
As | <0.1ppm | 0.05ppm | ||
Pb | <0.1ppm | 0.05ppm | ||
Cd | <0.1ppm | 0.05ppm | ||
Residual Solvents | <100ppm | Complies | ||
Residual Pesticide | Negative | Complies | ||
Total Plate Count | <1000cfu/g | Complies | ||
Yeast & Mold | <100cfu/g | Complies | ||
E.Coli | Negative | Complies | ||
Salmonella | Negative | Complies |
Function
1. Guava leaf extract is able to inhibit the growth of cancer cells in vitro.
2. Studies show that extract of guava leaves has been found effective in killing different strains of bacteria such as Staphylococcus aureus, Salmonella, and Escherichia coli.
3. The ability of guava leaf extract to lower blood glucose level has been observed in laboratory studies where diabetic mice were used.
Qingdao Sigma Chemical Co., Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co., Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
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