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Nanjing Zelang Medical Technology Co., Ltd.

Oleanolic Acid, Oleanolic Acid 98%, Oleanolic Acid 40% manufacturer / supplier in China, offering Natural Olive Leaf Extract 40% ~ 98% Oleanolic Acid, 100% Pure Natural Fructus Forsythia Extract, Mangostin Mangosteen Fruit Extract Factory Price and so on.

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Supplier Homepage Product Plant Extract Olive Leaf Extract Natural Olive Leaf Extract 40% ~ 98% Oleanolic Acid

Natural Olive Leaf Extract 40% ~ 98% Oleanolic Acid

FOB Price: US $44 / kg
Min. Order: 25 kg
Min. Order FOB Price
25 kg US $44/ kg
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Production Capacity: 10mt/Month
Transport Package: 25kg/Drum
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: CAS No.: 508-02-1
  • Product Name: Oleanolic Acid
  • Plant Source: Olive Leaf
  • Trademark: ZELANG
  • Origin: Nanjing, Jiangsu, China
  • Raw Material: Olive Leaf
  • Purity: 40% 45% 50% 60% 90% 98%
  • Certification: Kosher
  • Specification: Kosher, SGS, BV
  • HS Code: 2932999099
Product Description
Oleanolic acid,also caleed oleanic acid is a triterpenoid compound that is widespread in nature, particularly in leaves of Olea europea L. (Oleaceae).
Oleanolic acid has been long recognized to have hepatoprotective, antiinflammatory, and antihyperlipidemic properties.

Source: Olive leaf
Country of origin: China
CAS No.: 508-02-1
Molecular formula: C25H32O13
Molecular weight: 540.51
Melting point: 87~89°C
Appearance: Yellow Brown to White powder
Specification: 40% 45% 50% 60% 90% 98%
Testing method: HPLC

ItemSpecificationResultTest Method
Active Ingredeints
Assays98%98.47%HPLC
Physical Control
Appearance Fine powder CompliesVisual
ColorWhite PowderCompliesVisual
Odor CharacteristicCompliesOrganoleptic
Sieve Analysis 100% pass 80 meshComplies80 Mesh Screen
Loss on Drying  10% Max3.71%CPh
Ash5% Max2.11%CPh
Solvent UsedWater & EthanolComplies/
Part of UsedLeafComplies/
Chemical Control
Heavy metals NMT 10ppmConformsAtomic Absorption
Arsenic (As)NMT 2ppmConformsAtomic Absorption
Total Mercury(Hg)NMT 2ppmConformsAtomic Absorption
Lead (Pb)NMT2ppmConformsAtomic Absorption
Pesticides ResiduesNegativeConformsGas Chromatography
GMO StatusGMO FreeConforms/
Microbiological Control
Total Plate Count  10000cfu/g MaxConformsAOAC
Yeast & Mold 1000cfu/g MaxConformsAOAC
E.Coli NegativeNegativeAOAC
Salmonella NegativeNegativeAOAC
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