ponceau 4R
Price | $10 |
Package | 1kg |
Min. Order: | 1kg |
Supply Ability: | 1000 |
Update Time: | 2023-04-04 |
Product Details
Product Name: ponceau 4R | Min. Order: 1kg |
Purity: 100% | Supply Ability: 1000 |
Release date: 2023/04/04 |
Physical & Chemical Properties :
Description | Solid, fine powder |
Color | Red |
Odor | Odorless |
Stability to Light | Good |
Oxidation | Fair |
pH Value | 6.0-8.0 |
Density | 0.80 |
Solubility, g/L | Water | Glycerin | Alcohol | Prop. glycol |
200 | 16 | Slight soluble | 50 |
Quality characteristics :
Total dye content | ≥85% |
Loss on drying | ≤10% |
Sodium chlorides & Sulphates | ≤ 8% |
Water-insoluble matter | ≤0.20% |
Subsidiary dyes | ≤ 3.00% |
Arsenic | ≤0.0001% |
Heavy metals(as Pb) | ≤0.001% |
APPLICATION PROPERTIES(Changes after I week)
l STABILITY IN VARIOUS PH SOLUTIONS
pH=3 no noticeable change
pH=5 no noticeable change
pH=7 no noticeable change
pH=8 no noticeable change
l STABILITY IN AQUEOUS ACIDS
10% Citric Acid slight fade
10%Acetic Acid no noticeable change
10%Malic Acid slight fade
10%Tartaric Acid slight fade
l STABILITY IN AQUEOUS ALKALIS
10% Sodium Bicarbonate no noticeable change
10% Sodium Carbonate slight fade
10% Ammonium Hydroxide slight fade
10% Sodium Hydroxide Considerable fade
l STABILITY IN COMMON SWEETENERS
10% Cerelose no noticeable change
10% Dextrose no noticeable change
10% Sucrose no noticeable change
10% Cerelose in 2.5% Citric Acid slight fade
l STABILITY IN COMMON MEDIA
1% Sodium Benzoate slight fade
1% Ascorbic Acid slight fade
25ppm Sulfur Dioxide slight fade
250ppm Sulfur Dioxide appreciable fade
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- Since: 2020-05-19
- Address: No. 2 Shuanglong Street, Qinhuai District, Nanjing