Product Specification

ASCORBIC ACID (C6H8C6) EP/BP/USP/DAB/FCC

  • Batch No. DY/00189
  • Quantity 3000 kgs (120 drums)

Testing

Units

Export standards

CP2000CP2000

FCC4FCC4

Characteristics

 


White crystalline powder

White crystalline powder

White crystalline powder

Identification

 


There was a positive reaction

There was a positive reaction

There was a positive reaction

Content

%

99.0~100.0

≥ 99.0

99.0~100.5

(pH)Acidity (pH)

 


2.2~2.5

--

--

A420nmA 420 color solution

 


≤0.01

≤ 0.03

--

Solution clarity

 


≤ half of its 0.5 turbidity standard solution

No. ≤ 0.5 turbidity standard solution

--

Heavy Metal

%

≤ 0.0003

≤ 0.001

≤ 0.001

Copper

%

≤ 0.0005

≤ 0.0005

--

Rail

%

≤ 0.0002

≤ 0.0002

--

Rotation

°

+20.5~+21.5

+20.5~+21.5

+20.5~+21.5

Melting point (melting while decomposition)

191~192

190~192

--

Residua on
Ignition

%

≤ 0.1

≤ 0.1

≤ 0.1

Oxalate

%

≤ 0.2

--

--

Color Solution

 


≤ BY 7

--

--

A420nmA value of 420 Baking extinction

 


≤ 0.020

--

--

80m above the current 40 Fineness

 


≤ 30

≥ 45

--

--

Volatile organic impurities

 


Compliance

--

--

Mao points

 


≤ 3 /3g

--

--