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P-XYLENOL BLUE

Name: P-XYLENOL BLUE
Brand: DAHAI BIOCHEM
SKU: pr2609032500
Price: 28 USD
Availability: InStock

Unit Price:

$28/KG EXW

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CAS No.:

125-31-5

Grade:

Pharma Grade

Content:

99%

Brand:

DAHAI BIOCHEM

Packaging:

25kg/Cardboard Drum

Price valid (until):

2026-12-31

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DAHAI BIOCHEM LTD

Company Type:

Trader

Location:

China

Qualification:

Main Products:

HARD FAT

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Product Description
Seller Information

Description

Product Detail

"[Product Overview & Applications]
P-XYLENOL BLUE (CAS NO.: 125-31-5) is supplied under stringent quality supervision by DAHAI BIOCHEM. It is a high-grade chemical intermediate widely utilized in fine chemical manufacturing, organic synthesis research, and active pharmaceutical ingredient (API) development. The product features exceptional chemical purity, reliable batch-to-batch consistency, low residual impurities, and high reaction stability, ensuring maximum efficiency and reliability in customer manufacturing processes.

[Technical Specifications & Parameters]
- Product Name: P-XYLENOL BLUE
- CAS Registry Number: 125-31-5
- Classification: Pharmaceutical Intermediates & Fine Chemicals
- Assay / Purity: >= 99.0%
- Physical Form / Appearance: White Powder
- Quality Grade: Pharma Grade
- Manufacturer / Brand: DAHAI BIOCHEM
- Standard Export Package: 25kg/Cardboard Drum
- Minimum Order Quantity (MOQ): 1 KG

[Quality Standards & Storage Conditions]
1. Quality Standards: Conforms strictly to enterprise and international industrial quality standards. Every production lot undergoes rigorous analytical testing including HPLC, GC, or titration analysis with full batch documentation provided.
2. Storage & Handling: Store in tightly sealed original containers in a cool, dry, and well-ventilated warehouse. Keep strictly away from direct sunlight, open flames, high temperatures, moisture, and incompatible substances.
3. Export Logistics & Packaging: Supplied in robust standard export packaging to guarantee integrity during global maritime and air freight. Flexible OEM and customized commercial packaging are available upon inquiry."

Basic Info

Product Name:

Xylenol blue

Other Name:

Phenol,4,4′-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2,5-dimethyl-;p-Xylenolsulfonephthalein;2,5-Xylenol,4,4′-(3H-2,1-benzoxathiol-3-ylidene)di-,S,S-dioxide;Phenol,4,4′-(3H-2,1-benzoxathiol-3-ylidene)bis[2,5-dimethyl-,S,S-dioxide;p-Xylenolsulfophthalein;3H-2,1-Benzoxathiole,phenol deriv.;4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2,5-dimethylphenol];1,4-Dimethyl-5-hydroxybenzenesulfonphthalein;p-Xylenesulfonephthalein;p-Xylenol blue;p-Xylenolsulfonphthalein;Xylenol blue;NSC 10471

CAS No.:

125-31-5

Molecular Formula:

C23H22O5S

InChIKeys:

InChIKey=MGUKYHHAGPFJMC-UHFFFAOYSA-N

Molecular Weight:

410.48

Exact Mass:

410.48

BRN:

363132

EC Number:

204-736-5

UNII:

BRA8Z80WK7

NSC Number:

10471

DSSTox ID:

DTXSID8026303

HScode:

2934991000

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

92.21000

XLogP3:

5.42300

Appearance:

Dark brown Powder

Density:

1.346 g/cm3

Melting Point:

212°C(dec.)

Boiling Point:

577.2ºC at 760 mmHg

Flash Point:

302.9ºC

Refractive Index:

1.627

Water Solubility:

Solubility Slightly soluble in water, soluble in ethanol

See More Xylenol blue Properties 

Hazard Identification

Classification of the substance or mixture

Skin irritation, Category 2

Eye irritation, Category 2

Specific target organ toxicity â single exposure, Category 3

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H315 Causes skin irritation H319 Causes serious eye irritation H335 May cause respiratory irritation
Prevention	P264 Wash ... thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P271 Use only outdoors or in a well-ventilated area.
Response	P302+P352 IF ON SKIN: Wash with plenty of water/... P321 Specific treatment (see ... on this label). P332+P317 If skin irritation occurs: Get medical help. P362+P364 Take off contaminated clothing and wash it before reuse. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P319 Get medical help if you feel unwell.
Storage	P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Xylenol blue Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
HARD FAT

Location:
BUILDING 4,NO.571, STR.19,BAIYANG DISTRICT, HANGZHOU,CHINA

Payment Terms:
TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

Total Annual Revenue:
Less than $1 million

Total Employees:
5-10

Year of Establishment:
2025
Country Product Purchase Quantity Date Posted

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Product Name	Grade / Content	Price	Supplier Name	Details
P-XYLENOL BLUE	/99.00		HANGZHOU LEAP CHEM CO., LTD.	Inquiry