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99% Hydroxymethyl Phenylphosphinic Acid Flame Retardant Additives , Cas 61451-78-3 , C7H9O3P

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99% Hydroxymethyl Phenylphosphinic Acid Flame Retardant Additives , Cas 61451-78-3 , C7H9O3P
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Features
Specifications
Molecular Formula: C7H9O3P
Appearance: Powder, Crystals
Assay: 99%
Cas No.: 61451-78-3
Product Name: Hydroxymethyl Phenylphosphinic Acid
Type: Flame Retardant Additives
Highlight:

plastic flame retardants

,

flame retardant paint additive

Basic Infomation
Place of Origin: China
Brand Name: Truly
Certification: FCC,BP,VSP,BP2000,GB
Payment & Shipping Terms
Packaging Details: 25kg in fiber drum
Delivery Time: As customer require
Payment Terms: T/T
Supply Ability: Commercial
Product Description

99% Hydroxymethyl Phenylphosphinic Acid Flame Retardant Additives , Cas 61451-78-3 , C7H9O3P

 

Quick Detail:

 

Product name: Hydroxymethyl phenylphosphinic acid

 

 

Synonyms:

 

Phosphinicacid, (hydroxymethyl)phenyl- (9CI);Hydroxymethyl(phenyl)phosphinic acid;

 

 

Usage:

 

As one kind of environment-friendly fire retardant, it is a new kind of permanent flame retarding modifier. Compared with CEPPA, it contains less phosphorus, has lower dosage and better thermal stability. The Melting point of its products is higher than that of CEPPA's products, or even reach to 256oC. It can be used to produce thinner polyester products for it is hard to breakage.

Molecular formula:  C7H9O3P

Cas no.:61751-78-3

Appearance: white powder or crystal

Assay(HPLC): 99%min

Melting point: 137-139oC
P: 18.0±0.5% min
Acid value: 326±4mgKOH/g
Fe: 0.005%max
Chloride: 0.01%max
Moisture: 0.5%max

 

 

Description:

 

Hydroxymethyl phenylphosphinic acid, 99%min,

cas no.:61451-78-3

Appearance: white powder or crystal

 

 

Applications:

 

As one kind of environment-friendly fire retardant, it is a new kind of permanent flame retarding modifier. Compared with CEPPA, it contains less phosphorus, has lower dosage and better thermal stability. The Melting point of its products is higher than that of CEPPA's products, or even reach to 256oC. It can be used to produce thinner polyester products for it is hard to breakage.

 

 

Specifications:

 

Product name

Hydroxymethyl phenylphosphinic acid

Cas no.

61751-78-3

Molecular formula

C7H9O3P

Structure

99% Hydroxymethyl Phenylphosphinic Acid Flame Retardant Additives , Cas 61451-78-3 , C7H9O3P 0

Appearance

white powder or crystal

Assay(HPLC)

99%min

Melting point

137-139C

P

18.0±0.5% min

Acid value

326±4mgKOH/g

Fe

0.005%max

Chloride

0.01%max

Moisture

0.5%max

Property

Soluble in water, stable in room temperature

 

 

Competitive Advantage:

 

1.thoughtful service

2.best quality

3.pretty competitive price

4.prompt delivery

 

Ratings & Review

Overall Rating

2.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
0%
4 stars
0%
3 stars
0%
2 stars
100%
1 stars
0%

All Reviews

S
Songshang
Tuvalu Oct 29.2025
"Setting the IPD on my Pico 4 was a game-changer! The three physical presets cover most ranges, and the difference in sharpness is noticeable.
W
W*s
Saint Vincent and the Grenadines Oct 28.2025
"I love how the Pico 4 handles IPD adjustment. The manual slider is intuitive and stays securely in place. Getting the IPD just right eliminated!
W
Wanzan
Brazil Oct 23.2025
"The Pico 4's visual clarity is fantastic once you dial in the IPD correctly. The manual adjustment is smooth, and finding that sweet spot makes all the difference. No more eye strain during long sessions. Highly recommend taking the time to set it up properly!""The Pico 4's visual clarity is fantastic once you dial in the IPD correctly. The manual adjustment is smooth, and finding that sweet spot makes all the difference. No more eye strain during long sessions. Highly recommend taking the time to set it up properly!""The Pico 4's visual clarity is fantastic once you dial in the IPD correctly. The manual adjustment is smooth, and finding that sweet spot makes all the difference. No more eye strain during long sessions. Highly recommend taking the time to set it up properly!""The Pico 4's visual clarity is fantastic once you dial in the IPD correctly. The manual adjustment is smooth, and finding that sweet spot makes all the difference. No more eye strain during long sessions. Highly r
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