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Product Name: Erythrosine
Another name: Food Pigment No. 3
Molecular formula: C20H6I4Na2O5 · H2O
Molecular weight: 897.88
CAS: 15905-32-5
Melting point: 303 ° C
The product can be used alone or with other food coloring, for cakes, aquatic products processing and other agricultural products. China's use of food additives health standards (GB2760-86) provides the maximum red chrome red in the food for the 0.05g / kg. In addition, the product is also used as a coloring agent for medicines and cosmetics
| Appearance | red fine powder |
| Paiticle size | 100% Pass 80 mesh |
| Bulk Density | 45-55g/100mL |
| Oder | Characteristic |
| Taste | Chracteriastic |
| Loss on drying | MAX. 5.0% |
| Total ash | MAX. 2.0 % |
| Heavy metals | MAX. 10 ppm |
| As | <2ppm |
| Total Plate Count | <1,000cfu/g |
| Yeast & Mold | <100cfu/g |
| Staphylococci: | Negative |
| E.Coli | Negative |
| Salmonella | Negative |
| Pesticides: | Negative |


Founded in May 2000, Shaanxi Yuantai Biological Technology Co., Ltd. is a modern advanced enterprise specializing in plant and animal extracts, chemical intermediates and natural active ingredients, with very strong strength in R&D, production, sale and other aspects in the national plant extract industry.
Our company is headquartered in the outskirts of Xi'an City, and has an R&D Center and an Analysis and Test Center, with the comprehensive strength ranking the top in national industries. Up to 2012, our plant has covered an area of 50 mu. Currently, our company has 6 specialized production lines of extraction, evaporation, rectification, chromatography, etc., as well as a 10,000m2 GMP standard plant which is controlled and checked in strict accordance with production process indexes of National Formulary and has more than 400 pieces (sets) of production equipment of various kinds, with the production workshop totally adopting stainless steel equipment. In 2008, our company introduced American WWRR sewage treatment technology in active response to national call, which improved enterprise sewage discharge standard, and won the title of “Enterprise Emission Reduction Advanced Unit” successively. In 2010, our company introduced LC-MS chromatograph from American WATERS Company as well as 8453 type UV visible spectrophotometer and Switzerland thin layer scanner (HPTLC) and other advanced analysis and detection instruments from Hewlett-Packard, thus ensuring that our product quality is geared to international standards.
Our company has signed contracts with professional medicinal material planting farmers in Sichuan, Yunnan, Guangxi, Guangdong and many other provinces, to specialize in building a modern enterprise integrating planting, R&D, production and sale. Most of our managers, technicians and production backbones have had more than three years of working experience in management, R&D, detection and production of planting industry, with their papers repeatedly published on specialized magazines at home and abroad. Our company has established a wide cooperative relationship with colleges and universities as well as scientific research institutions, and employed Dr. Smith from Harvard University as our principal consultant for R&D and detection technologies, providing us with stronger R&D strength.
Relying on advanced technologies, scientific management, wisdom and innovation of all the staff as well as excellent teamwork spirit, our company will develop into an enterprise with first-class product quality and international competitive strength in domestic planting industry.








Q1: Can i get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Paypal or Escrow(Alibaba).
Q3: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4:Is there a discount?
A:Different quantity has different discount.
Q5: How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.

Need more information or free samples for testing, Please contact us by mail or call:
Sarah Yao
We sincerely look forward to cooperating with you
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