Product Specifications
| Prod Model: |
ZLEC-01 |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Purity: |
98% |
| Color: |
White |
| Test Method: |
HPLC |
| Raw Material: |
Salvia Miltiorrhiza Root Extract |
Product Description
Protocatechuic Aldehyde
IDENTIFICATION
Synonym: Protocatechualdehyde
CAS R.N.: 139-85-5
Molecular Formula: C7H6O3
Molecular Weight: 138.12100
PHYSICO-CHEMICAL PROPERTY
Refractive index: 1.674
Appearance: White Powder
Purity: 99%
Point of flammability: 146.7ºC
Boiling Point: 295.4ºC at 760mmHg
Melting Point: 150-157 °C(lit.)
Density: 1.409g/cm3
Solubility in water: 50 g/L (20 ºC)| Analysis Contents | Specification | Analysis Results |
| Extract Solvents: | 50% alcohol | Conformed |
| Identification(TLC): | Positive | Positive |
| Particle Size: | 80 mesh | 80-100 mesh |
| Appearance: | White to yellow crystalline powder | Conformed |
| Odor: | Characteristic | Conformed |
| Taste: | Characteristic | Conformed |
| Loss on Drying: | 5% max. | 3.07%(at 105ºC 2 hours) |
| Heavy Metals : | 10ppm max | < 10ppm |
| Arsenic: | 2ppm max. | < 10ppm |
| Residual Solvent: | NMT 50ppm | Conformed |
| Carriers Used: | None | Conformed |
| Pesticides: | 5ppm max. | None detected |
| Microbiology: |
| Total bacterial counting: | 1000/g max. | 115 /g |
| Yeast & Mold: | 100/g max. | 25 /g |
| E. Coil: | None detectable | None detectable |
| Salmonella: | None detectable | None detectable |
| Aflatoxins: | NMT 0.2ppb | Absent |
FDA registered Factory- Competitive Price
Kosher Certified- Muslim Market Friendly.
Quality- Vendor of SWRI, founded in 1947, USA
Excellent Service- Everyday Updated News about Order .
Better Payment- Paypal, Westunion, Escrow
Return Policy- Double payment refund in case of disqualified product
Nanjing ZeLang Medical Technology Co. Ltd specializes in researching and manufacturing of botanical, herbal and plant extracts in China. Depending on China Pharmaceutical University and Nanjing university, our company possesses a strong technology team mainly made of the talented with Master s Degree, and employs a number of professors who are specialists in Medicine chemical industry as our technology consultants all the year round.
Today, the demand for ZeLang's services has never been greater. Intense competition, pricing pressures, and suppy shortages are challenging our customers to make important global supply decisions more effectively and efficiently. Increasing competitive advantage and cost savings without sacrifice of quality has become paramount. This is why some of todays's highly reculated industries such as Pharmaceutical, Cosmetic & Personal Care and Industrial have turned to ZeLang.
Our company is equipped with advanced extraction and separation equipment and detection devices, including multifunctional extract cans. Microwave extract device, membrane separation device, HPLC, Jiersen original import efficient semi-preparative chromatography. Gas chromatography, infrared spectroscopy, UV-Vis spectrophotometer!
In pursuit of our dedication of "Top service based on professional technology.
Nanjing ZeLang Medical will satisfy all our customers with super product quality, reasonable price and attentive service. We believe Customer is God.
