China (Mainland)
High Quality 1,2-Anthracenedicarboxylicacid,7-[5-[2-(acetylamino)ethyl]-2-hydroxyphenyl]-9,10-dihydro-3,5,6,8-tetrahydroxy-9,10-dioxo CAS NO.15979-35-8
- FOB Price: USD: 1.00-1.00 /Gram Get Latest Price
- Min.Order: 1 Gram
- Payment Terms: L/C,D/A,D/P,T/T,
- Available Specifications:
1(1-2)Gram
- Product Details
Keywords
- 15979-35-8
- 1,2-Anthracenedicarboxylicacid,7-[5-[2-(acetylamino)ethyl]-2-hydroxyphenyl]-9,10-dihydro-3,5,6,8-tetrahydroxy-9,10-dioxo
- 1,2-Anthracenedicarboxylicacid,7-[5-[2-(acetylamino)ethyl]-2-hydroxyphenyl]-9,10-dihydro-3,5,6,8-tetrahydroxy-9,10-dioxo Price
Quick Details
- ProName: High Quality 1,2-Anthracenedicarboxyli...
- CasNo: 15979-35-8
- Molecular Formula: C26H19NO12
- Appearance: White powder
- Application: pharmaceutical intermediates
- DeliveryTime: Qingdao Port
- PackAge: 1kg or 25Kg drum
- Port: QIngdao Port
- ProductionCapacity: 3000 Metric Ton/Year
- Purity: 98% HPLC
- Storage: Store in dry, dark and ventilated plac...
- Transportation: By air or by sea. Prompt delivery
- LimitNum: 1 Gram
- Moisture Content: See data sheet
- Samples: Available
Superiority
We promise our customer following items
1.Reasonable price:
2.Low moq:No worry about the low moq, our moq is 1 gram or lower.
3.Good and efficient service,Fast Delivery
4.Super-good quality
Contact us
If you have any further questions or need a sample,Please do not hesitate to contact us.
Jessica | Senior Sales | Qingdao Sigma chemical Co.,Ltd
| Address:No 70,Shandong Road,Qingdao city,China
Details
Lac Dye Red
The appearance of normal Lac Dye Red is bright red powder, can dissolve in ethanol and propanediol, slightly dissolve in water, not in cottonseed oil. The appearance of water soluble lac dye is brown powder, and can completely dissolve in purified water. The shade of color solution is different when PH changes, it’s reddish orange when PH is between 3~5,red to purplish red color when PH is between 5~7, it’s purplish red when PH is more than 7.It has excellent resistance to light and heat in acid medium, but not in alkali medium. It can be influenced by metal ions, especially ferric ion. Before using water soluble Lac Dye Red, appropriate quantity of purified water must be used for dissolving Lac Dye Red before adding into food or beverage.
1.ISO9001:2008 Certificate
2.Kosher Certificate
3.Perfect solubility
4.natural
5.deodorized,less odour
Lac Dye Red
Lac Dye Red is a natural food color extracted from the female insect Laccifer lacca which is attach to legume and mulberry plants, by the process of extracting with weak sodium carbonate solution and refining. The main composition is laccaic acid A and laccaic acid B,C,D,E etc.
·Characteristics
The appearance of normal Lac Dye Red is bright red powder, can dissolve in ethanol and propanediol, slightly dissolve in water, not in cottonseed oil. The appearance of water soluble lac dye is brown powder, and can completely dissolve in purified water. The shade of color solution is different when PH changes, it’s reddish orange when PH is between 3~5,red to purplish red color when PH is between 5~7, it’s purplish red when PH is more than 7.It has excellent resistance to light and heat in acid medium, but not in alkali medium. It can be influenced by metal ions, especially ferric ion. Before using water soluble Lac Dye Red, appropriate quantity of purified water must be used for dissolving Lac Dye Red before adding into food or beverage.
·Quality Standard
|
Items |
Enterprise Standard |
|
|
Normal Product |
Water soluble |
|
|
Appearance |
Bright Red Powder |
Brown Powder |
|
Color Value E(1%,1cm,490nm) |
130~160 |
70~160 |
|
Loss on Drying % Less than |
10 |
10 |
|
Ash % Less than |
0.8 |
13 |
|
PH |
3~4 |
— |
|
Lead(as Pb) g/kg Less than |
5 |
5 |
|
Arsenic(as As) mg/kg Less than |
2 |
2 |
|
Pathogenic Bacteria |
Negative |
Negative |
