Shaanxi Top Pharm Chemical Co., Ltd. has been primarily engaged in the research, development,
and marketing of various photochemical products since 1999.
We take full advantages of natural pharmaceutical resources which grow in the areas of Qinba Mountain and Qinling Mountain.
Within years' development, our core competitiveness has been firmly formed and developed. At Top Pharm, we devoted ourselves to the sophisticated products with carefully selected natural resources to
meet the demands' of our customers in advance. Our detailed business scope: 1. Extract/sap and separated effective components from natural plants Our production procedures are strictly limited to the stainless and sterile steps, together with our advanced technology,
which ensures guaranteed quality and superior service. 2. Supplying amino acid/aminophenol & vitamin series of products We supply a wide range of amino element together with the natural and synthetic vitamin products which are essential to human bodies. 3. Identifying the quality of medicine raw materials We guarantee that every product we provide for you is through effective component analysis. 4. Developing the newest pharmaceutical intermediates We supply products with the newest marketing reports. 5. Providing functional ingredients We manufacture healthy and high-level functional food ingredients, such as phytosterol, sitosterol, and plant ester. At Top Pharm, we firmly believe that customers' success is our success.
Each staff member of our company is devoted to being ready for your requirements.
White or almost white
powder or crystalline
white crystalline power
By UV(2ug/ml in water)(197U)
The UV absorption spectrum of sample
maxima and minima
at the same wavelengths
as that of the standard solution
It responds to the tests for Sodium
Specific rotation(50mg/ml in water)
Between +124 and +134
Should be crystalline
pH(250mg/ml in water)
Between 4.5 and 7.0
Loss on drying(731)
Content of sodium bicarbonate
NMT 0.13 EU/mg
Meets the requirements
Assay (By HPLC,w/w)
NLT 850 ug /mg
(Contains C16-H16-N2-O6-S2 Calculated on the dried base)
Conforms to the requirement of USP30.
0.35 to 0.50 g/ml
Angel of rest
a) Free sample can be supplied.
b) Guide our clients by professinal techniques and teach them how to use our product after sales
c) Define lowest price on quality products.