Original Factory Sell CAS 77-09-8 Phenolphthalein

Min.Order: 1

Product origin: Shijiazhuang, Hebei, China

Infringement complaint:

Complaint

US$ 10 ~ 100

Description

China Factory Sell CAS 77-09-8 Phenolphthalein

Product Name	Phenolphthalein
Synonyms	LABOTEST-BB LT02090809;CI 764;CI NO 764 (1924);BETZ 0212;3,3-BIS(4-HYDROXYPHENYL)-1(3H)-ISOBENZOFURANONE;3,3-Bis(4-hydroxyphenyl)phthalide;3,3-BIS(P-HYDROXYPHENYL)PHTHALIDE;TIMTEC-BB SBB008868
CAS	77-09-8
MF	C20H14O4
MW	318.32
EINECS	201-004-7

Phenolphthalein Picture

Specification

Items	Specifications
Characteristics	White powder
Identification	A: Positive B: Positive
Appearance of Solution	The Solution Is Clear And Not More Intensely Coloured Than Reference Solution Y7
Melting Point	It melts at about 260ºC
Related Substances	0.5% max
Heavy Metals	10ppm max
Acidity or Alkalinity	Complies
Chlorides	100ppm max
Sulphates	200ppm max
Loss on Drying	0.5% max
Sulphated ash	0.1% max
Assay	98.0-101.0%(C20H14O4)

Phenolphthalein Function

Phenolphthalein is a chemical that is commonly used as a colorimetric pH indicator. The compound has been observed to turn orange at pH <0, clear between pH 0-8.2, fuchsia between pH 8.2-12, and clear again at a pH above 12. It has been postulated that the mutagenic effects of Phenolphthalein at high doses can be attributed the enhancement intracellular free oxygen radicals. The compound has also been observed to induce mitotic abnormalities and micronuclei with kinetochores in vitro. In Syrian hamster embryos treated with 10-40 μM of Phenolpthalein a significant number of chromosomal aberrations occurred at the hprt locus. On human breast cancer cells Phenolphthalein has been observed to have weak estrogenic effects.

Uses: acid-base indicator, chromatography reagents, organic synthesis, pharmaceutical industry (such as the manufacture of laxatives)

CAS 77-09-8 Phenolphthalein

Application
Phenolphthalein is one of the most widely used indicators. Phenolphthalein is used as a laxative to treat incomplete and infrequent bowel movement.
Phenolphthalein also is used in automotive and aviation industries.

Packing and Storage
Packing In 25kgs cardboard drum.
Storage Keep container tightly closed in a dry and well-ventilated place.

Safety Information
Non-hazardous for air, sea and road freight.
Detailed safety information is contained in each Material Safety Data Sheet, which can be obtained from our company

package and shipping

[Storage] Stored in a clean, cool and dry area; keep away from strong, direct light.
[Shelf Life] 2 years when properly stored.
[Packing]
Inner double plastic bags--25kg/Fiber drum (35*35*53cm, GW: 28kg, NW: 25kg, 0.06CBM);
Inner double plastic bags--5kg/Aluminum foil bag (GW: 6.5kg, NW: 5kg);
Inner double plastic bags--1kg/Aluminum foil bag (GW: 1.5kg, NW: 1kg).
[Delivery] 5 working days after payment.
Shipping
1. Preferentially DHL or FedEx for quantity less than 50KG; Air shipping for 100KG above;
Sea shipping for quantity over 500KG.

Company information

Thanks for your considering of Crovell Biotech (Hebei) Co., Ltd.(Guanlang). Crovell is a fast growing intermediates company,Which located in Shijiazhuang,Hebei Province.

Crovell is specialized in pharmaceutical intermediates, veterinary drug intermediates and dyes intermediates,such as phenylacetamide, dimethylamine hcl, benzyl chloride etc., Crovell also supply various industrial chemicals for customers, such as citric acid,potassium chloride etc.

After ten years development,Crovell has become a Diversified development company,not only involves in chemicals, but also real estate ,clothes ,agricultural products and so on.

So far, Crovell has business in more than 35 countries,most big customers come from europe and America, because among the suppliers in china,Crovell can always make the product quality best, some of the products from Crovell can reach the purity of 99.9+, such as 2-phenylacetamide. This is the important reason for customers who choosing Crovell.

In future, Crovell must become to a more important trade bridge for china and foreign countries especially in pharmaceutical industries.

FAQ

Q: How to start orders or make payments?
A:You can send our your Purchase order(if your company has), or just send a simple confirmation by email or by Trade Manager, and
we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly. for payment
, can also be by western union ,money gram ,bitcoin ,that is very easy
Q: 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.
Q: What's your MOQ?
A:For the high value product, our MOQ starts from 1g and generally starts from 10gs. For other low price product, our MOQ starts
from 100g and 1kg.
Q: Is there a discount?
A: Yes, for larger quantity, we always support with better price.
Q:How do you treat quality complaint?
First of all, our quality control will reduce the quality problem to near zero. If there is a quality problem caused by us, we
will send you free goods for replacement or refund your loss.
Q:How to contact us ?
You can choose your interested products and send inquiry to us.
You can dial our telephone directly, you will get our reply.
Send Email to us.
Q:what is the shipping way ?
A: for small order ,we ship by air express ,like Fedex, TNT,DHL,EMS ,
for large order ,we can send by air to the air port and send by sea to the sea port

Forward

Related products