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<title><![CDATA[EC21 Product Catalogs - assay]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/assay--053299/1/assay.html]]></link><item>
<title><![CDATA[Cas 471-53-4 18-Glycyrrhetinic Acid]]></title><link><![CDATA[https://dingyanchemical.en.ec21.com/Cas_471_53_4_18--11841248_12010592.html]]></link><description><![CDATA[Assay （Potentiometry） 
98.0%~101.0% 
FQA: 
Q1 Can i get some samples 
A1 Yes,
we can supply the free sample, but the shipping cost be paid by our customers.
Q2 How
to start orders or make payment]]></description><pubDate><![CDATA[20260429]]></pubDate></item>
<item>
<title><![CDATA[D-Glucosamine Sulfate 2KCl Glucosamine Sulfate Potassium Chloride CAS 31284-96-5]]></title><link><![CDATA[https://cnauco.en.ec21.com/D_Glucosamine_Sulfate_2KCl_Glucosamine--11977413_12057215.html]]></link><description><![CDATA[Assay
98.0～102.0%
Specific rotation
+47°～+53°
PH
3.0～5.0
Residue on ignition
26.5～31.0%
Loss on drying
≤1.0%
Heavy metals
≤10ppm
Arsenic
≤3ppm
Sulfates
15.5～16.5%
E.Coli
Negative
To]]></description><pubDate><![CDATA[20260209]]></pubDate></item>
<item>
<title><![CDATA[Sodium Saccharin]]></title><link><![CDATA[https://allymerit.en.ec21.com/Sodium_Saccharin--12015707_12015713.html]]></link><description><![CDATA[Assay
99.5% Min
Mesh size
8-16, 20-40, 40-80 Mesh
Packaging
25KG/Bag or Drum
Sodium Saccharin
KEY PROPERTIES
High Sweetness
It provides intense sweetness, requiring only a small amount to achieve the]]></description><pubDate><![CDATA[20241010]]></pubDate></item>
<item>
<title><![CDATA[D-(+)-Mannose, 98.0%min]]></title><link><![CDATA[https://shhongbangpharma.en.ec21.com/D_Mannose_98.0_min--11995662_11995681.html]]></link><description><![CDATA[white crystalline powder;
Assay: 98.0% min;
Package: 25kgs/ drum;
------------------------------------------
Ms. Kimberly ZHANG;
Tel: 0086-189 1763 6693 ;
wechat: 18917636693 ;
QQ: 2290912257
]]></description><pubDate><![CDATA[20240830]]></pubDate></item>
<item>
<title><![CDATA[Lactic Acid]]></title><link><![CDATA[https://gcil.en.ec21.com/Lactic_Acid--6181643_11042929.html]]></link><description><![CDATA[Product Name:L- Lactic acid, DL- Lactic acid 
Chemical Name: L-2-hydroxy-propanoic acid
Assay: 80%, 88%
CAS No. 79-33-4, 50-21-5
EINECS No. 201-196-2
EU food additive number: E270
Molecular formula: ]]></description><pubDate><![CDATA[20240821]]></pubDate></item>
<item>
<title><![CDATA[Cinnamaldehyde 99% Manufacturer From China CAS 104-55-2]]></title><link><![CDATA[https://bestken2010.en.ec21.com/Cinnamaldehyde_99_Manufacturer_From_China--11956424_11956453.html]]></link><description><![CDATA[Product name: Cinnamaldehyde
CAS number: 104-55-2
MF: C9H8O
MW: 132.16
Assay: 99%
Appearance: colorless to light yellow liqud
Packing: 200kg/iron drum
Usage: pharmaceutical raw materials, flavors and]]></description><pubDate><![CDATA[20240624]]></pubDate></item>
<item>
<title><![CDATA[O-trifluoromethylcinnamic Acid]]></title><link><![CDATA[https://globalcinnamate.en.ec21.com/O_trifluoromethylcinnamic_Acid--11044488_11055214.html]]></link><description><![CDATA[Assay : &gt;99% 99.13%
Description :White solid
Melting point: 205-207 °C 205.3°C
Acidity :≤1mgKOH/g 0.43mgKOH/g
APPLICATION
It can be used as medicine and pesticide intermediate
We are also Cinnami]]></description><pubDate><![CDATA[20240523]]></pubDate></item>
<item>
<title><![CDATA[Citric Acid Anhydrous Food Grade.]]></title><link><![CDATA[https://naresgchem.en.ec21.com/Citric_Acid_Anhydrous_Food_Grade.--9947807_9947812.html]]></link><description><![CDATA[Assay 
% 
99.5-100.5 
99.5-100.5 
99.5-100.5 
99.5-100.5 
99.5-100.5 
Water
% 
≤1.0
≤1.0
≤0.5
≤0.2
≤0.5
Light Transmittance
%
/
/
/
/
≥96.0
Calcium 
ppm 
/
/
/
≤75
≤200
Iron
ppm 
/
/
]]></description><pubDate><![CDATA[20240520]]></pubDate></item>
<item>
<title><![CDATA[Glycine]]></title><link><![CDATA[https://grandebiochem.en.ec21.com/Glycine--9402451_9402744.html]]></link><description><![CDATA[Assay (on dry matter)
98.5~101.5%
98.5~101.5%
98.5% MIN
98.5% MIN
Chloride
0.007% MAX
--
0.4% MAX
0.5% MAX
Heavy metals
0.002% MAX
--
20ppm MAX
--
Sulfate
0.0065% MAX
--
--
--
Residue on ignition
0.1]]></description><pubDate><![CDATA[20170630]]></pubDate></item>
<item>
<title><![CDATA[Pure White Ammonium Acetate]]></title><link><![CDATA[https://atlantic4za.en.ec21.com/Pure_White_Ammonium_Acetate--9883879_9885212.html]]></link><description><![CDATA[Assay (C2H7NO2)
98.0%
PH of a 5% solution at 25&amp;deg;C
6.7-7.3
Insoluble matter
0.005%
Residue after lgnition
0.01%
Chloride (Cl)
0.0005%
Nitrate(NO3)
--
Sulfate(SO4)
0.005%
Heavy metals(as Pb)
0.001%]]></description><pubDate><![CDATA[20160309]]></pubDate></item>
<item>
<title><![CDATA[Sodium Lactate 60%]]></title><link><![CDATA[https://atlantic6za.en.ec21.com/Sodium_Lactate_60--9887087_9887088.html]]></link><description><![CDATA[Assay: &gt; 60%
Chloride: &lt; 0.05% 
Arsenic: &lt; 1mg/kg 
Pb&lt; 10mg/kg 
sulphate: &lt; 0.05% 
methnol and methyl ester &lt; 0.25% 
Cyanide: &lt; 0.5mg/kg
Application
Sodium lactate has been widely used in meat produc]]></description><pubDate><![CDATA[20160310]]></pubDate></item>
<item>
<title><![CDATA[Sodium Ascorbate (E301)]]></title><link><![CDATA[https://ultimate2005za.en.ec21.com/Sodium_Ascorbate_E301--10284959_10284960.html]]></link><description><![CDATA[Assay:99.6% 
3.powder 
4.Analysis Standard:FCC7/USP34/E301 
vitamin c sodium/ sodium ascorbate
1.CAS No:134-03-2 
2.Assay:99.6% 
3.powder 
4.Analysis Standard:FCC7/USP34/E301
Product name: Sodium asc]]></description><pubDate><![CDATA[20170119]]></pubDate></item>
<item>
<title><![CDATA[Malic Acid]]></title><link><![CDATA[https://nooma.en.ec21.com/Malic_Acid--9751693_10960975.html]]></link><description><![CDATA[Assay : NLT 99.0% and NMT 100.5% of C4H6O5
Water Content : NMT 0.3% m/m 
Fumaric Acid : NMT 1.0% m/m
Maleic Acid : NMT 0.05% m/m
Heavy Metals as Pb : NMT 5 mg/kg 
Lead : NMT 2 mg/kg
Arsenic NMT 3 mg/]]></description><pubDate><![CDATA[20230515]]></pubDate></item>
<item>
<title><![CDATA[Calcium Carbonate]]></title><link><![CDATA[https://guilinhongxing.en.ec21.com/Calcium_Carbonate--10464059_10522266.html]]></link><description><![CDATA[Assay ( Ca(OH)2)
99.5%
Magnesium and Alkali Salts
0.8%
Acid-Insoluble Substances
0.09%
Arsenic( As)
&lt; 3mg/kg
Fluoride(F)
&lt;50mg/kg
Lead(Pb)
&lt; 3mg/kg
Loss on Drying
0.1%
Barium(Ba)
&lt;300mg/kg
Dissociate]]></description><pubDate><![CDATA[20230626]]></pubDate></item>
<item>
<title><![CDATA[80-120U/G Bulk Enzyme Powder Microbial Transglutaminase]]></title><link><![CDATA[https://yherbal.en.ec21.com/80_120U_G_Bulk_Enzyme--10878682_10878758.html]]></link><description><![CDATA[Assay: 99%
Enzyme Activity: 80-120 U/g 
Test Method: HPLC 
Appearance: White to Off white Powder 
CAS NO: 80146-85-6 
Molecular Formula: C27H44O3H2O
Main Functions: 
1. Improvement of the food textur]]></description><pubDate><![CDATA[20181221]]></pubDate></item>
<item>
<title><![CDATA[Citric Acid]]></title><link><![CDATA[https://polychemicals888.en.ec21.com/Citric_Acid--10311143_10348634.html]]></link><description><![CDATA[Assay 99.5 &amp;ndash; 101.0 % 
Water 7.5 &amp;ndash; 9.0 % 
Heavy Metals as Pb Not more than 5 ppm 
Oxalate Not more than 350 ppm 
Aluminium Not more than 0.2 ppm 
Iron Not more than 50 ppm 
Arsenic Not mor]]></description><pubDate><![CDATA[20170330]]></pubDate></item>
<item>
<title><![CDATA[Citric Acid Monohydrate]]></title><link><![CDATA[https://b2bcommoditytraders.en.ec21.com/Citric_Acid_Monohydrate--10487600_10676671.html]]></link><description><![CDATA[Assay
99.5-101.0%
Water
7.5-9.0%
Sulphate
150 ppm max
Oxalate
100 ppm max
Calcium
200 ppm max
Iron
50 ppm max
Chloride
50 ppm max
Sulphated ash
0.1% max
Heavy metal(as Pb)
5 ppm max
Arsenic (As)
1 pp]]></description><pubDate><![CDATA[20180808]]></pubDate></item>
<item>
<title><![CDATA[Gelatin Powder]]></title><link><![CDATA[https://global2za.en.ec21.com/Gelatin_Powder--10878827_10879059.html]]></link><description><![CDATA[Assay:99%min 
Jelly strength (6.67%):120 - 260 bloom (as per need) 
Product Description
Unflavored Gelatin Details 
Gelatin ( Unflavored Gelatin ) is a translucent, colorless, brittle (when dry), fla]]></description><pubDate><![CDATA[20181221]]></pubDate></item>
<item>
<title><![CDATA[L-Phenylalanine Nutrition Enhancers Food Additive CAS#63-91-2]]></title><link><![CDATA[https://szykbio.en.ec21.com/L_Phenylalanine_Nutrition_Enhancers_Food--10975018_10975073.html]]></link><description><![CDATA[Assay
99.0～101.5%
98.5～101.5%
98.5～102.0%
pH
5.4～6.0
5.4～6.0
5.4～6.0
Specific rotation[a]D020
-33.5～-35.0°
-32.7～-34.7°
-33.0～-35.2°
Transmittance(T430)
≥98.0%
Chloride(Cl)
≤]]></description><pubDate><![CDATA[20230403]]></pubDate></item>
<item>
<title><![CDATA[Food &amp; Pharma Grade Vitamin C Powder Lowest Price Vitamin C]]></title><link><![CDATA[https://motarovallc.en.ec21.com/Food_Pharma_Grade_Vitamin_C--11381324_11381329.html]]></link><description><![CDATA[tem
Appearance
Standard
Identification
White crystalline powder
Clarity of solution
Positive
Assay(%)
clear
Loss on drying (%)
99.0-100.5
Residue on ignition(%)
≤0.40
Sulphate ash
≤0.10
Specific ]]></description><pubDate><![CDATA[20210513]]></pubDate></item>
<item>
<title><![CDATA[Sodium Benzoate Prill]]></title><link><![CDATA[https://zanchenglife.en.ec21.com/Sodium_Benzoate_Prill--11540738_11540741.html]]></link><description><![CDATA[ASSAY % (m/m):
99.0%-100.5%
Sodium benzoate used as a preservative in food 
Sodium benzoate is a preservative commonly used in fruit pies, jams, beverages, salads, relishes, and sauerkraut—foods th]]></description><pubDate><![CDATA[20220308]]></pubDate></item>
<item>
<title><![CDATA[Calcium Citrate E333]]></title><link><![CDATA[https://bakechem.en.ec21.com/Calcium_Citrate_E333--11882979_11882995.html]]></link><description><![CDATA[Assay(as dried)
97.5~100.5%
Calcium content(dry basis)
21.0-23.5%
Calcium Citrate Powder E333 Packaging and Shipping Information
PACKING: 25KG NET IN PAPER BAG
STORAGE AND TRANSPORT: IN DRY AND COOL ]]></description><pubDate><![CDATA[20240103]]></pubDate></item>
<item>
<title><![CDATA[75% 85% Food Grade Phosphoric Acid]]></title><link><![CDATA[https://global2000za.en.ec21.com/75_85_Food_Grade_Phosphoric--11852841_11853208.html]]></link><description><![CDATA[Assay as(H3PO4)
%
≥85.0
Arsenic as As
Mg/kg
≤0.5
Fluoride as F
Mg/kg
≤10
Heavy metals as Pb
Mg/kg
≤5
Reductive Matter as H3PO4
Mg/kg
≤120
Package
Package
Drum No.
Net Weight per Drum 
Net W]]></description><pubDate><![CDATA[20231011]]></pubDate></item>
<item>
<title><![CDATA[Food Additives Glycine]]></title><link><![CDATA[https://granraylycopene.en.ec21.com/Food_Additives_Glycine--11586759_11586767.html]]></link><description><![CDATA[Assay (%) min 98.5~101.5
PH value (5g/100mL in water) 5.5-7.0
Loss on drying, % max≤ 0.2
Chloride (as Cl), % max≤ 0.007
Heavy metals (as Pb), % 0.001
[Application]
Firstly, Food Grade Glycine can]]></description><pubDate><![CDATA[20220614]]></pubDate></item>
<item>
<title><![CDATA[Cosmetic and Food Grade Hyaluronic Acid]]></title><link><![CDATA[https://powerq.en.ec21.com/Cosmetic_and_Food_Grade_Hyaluronic--706275_9444738.html]]></link><description><![CDATA[Assay of Sodium Hyaluronate
≥90
Molecular Weight
≥1×106
Protein（%）
≤0.1
Loss on drying（%）
≤10
PH（0.1% Solution ）
6.0～7.5
Transparency%( 0.1% Solution）
≥98.5
Chloride (Cl)
]]></description><pubDate><![CDATA[20211105]]></pubDate></item>
<item>
<title><![CDATA[Zinc Gluconate Food /Pharm Grade]]></title><link><![CDATA[https://mewo2008.en.ec21.com/Zinc_Gluconate_Food_Pharm_Grade--3306279_3306341.html]]></link><description><![CDATA[Assay??ry??/td&gt;
97.0~102.0%
97.0~102.0%
97.0~102.0%
Cadmium
&amp;le;5ppm
&amp;le;5ppm
&amp;le;5ppm
Chloride
&amp;le;0.05%.
&amp;le;0.05%.
&amp;le;0.05%.
Lead
&amp;le;0.001%
&amp;le;0.001%
&amp;le;0.001%
Reducing Substances
&amp;le;1.0%
&amp;le]]></description><pubDate><![CDATA[20170520]]></pubDate></item>
<item>
<title><![CDATA[FD-07 Calcium Sulfate Dihydrate for Beer]]></title><link><![CDATA[https://whzxy027.en.ec21.com/FD_07_Calcium_Sulfate_Dihydrate--3343249_11775939.html]]></link><description><![CDATA[Assay% ≥
98.0
98.6
Pb(mg/kg)≤
2.0
0.103
As(mg/kg)≤
2.0
2.0
F, w% ≤
0.003
0.003
Se, w/%≤
0.003
0.003
Loss on drying 250℃, w%≤
19.0-23.0
21.1 
Packaging&amp;Delivery 
Packing bags : 
Food-gra]]></description><pubDate><![CDATA[20231011]]></pubDate></item>
<item>
<title><![CDATA[Sodium Erythorbate]]></title><link><![CDATA[https://anday1000.en.ec21.com/Sodium_Erythorbate--5296887_3558284.html]]></link><description><![CDATA[Sodium Erythorbate CAS No.: 6381-77-7 Molecular formula: C6H7NaO6 Molecular weight : 198.12 Descriptions : White, odorless, crystalline powder or granules Assay : 98.0%-100.5% Specific rotation [&amp;alp]]></description><pubDate><![CDATA[20110402]]></pubDate></item>
<item>
<title><![CDATA[Potassium Sorbate]]></title><link><![CDATA[https://wendyguisuanna.en.ec21.com/Potassium_Sorbate--11885166_11885170.html]]></link><description><![CDATA[Assay 
99.0 ~ 101.0% 
100.37% 
Free Acid (as Sorbic Acid) 
＜ 1% 
＜ 1% 
Free Alkali (as K2CO3) 
＜ 1% 
0.45% 
Heavy Metals (as Pb) 
≤ 10 Ppm 
LESS THAN 10 PPM 
Arsenic (as As) 
≤ 3 Ppm 
LESS ]]></description><pubDate><![CDATA[20240108]]></pubDate></item>
<item>
<title><![CDATA[Inositol NF12]]></title><link><![CDATA[https://jamiewu.en.ec21.com/Inositol_NF12--6918758_6936658.html]]></link><description><![CDATA[&lt; 0.006% Calcium negative Iron &lt;0.0005% Loss on Drying &lt;0.5% Residue on lynition &lt;0.1% Heavy Metals(PB) &lt;0.001% Assay &gt;98.0%
We committed once cooperation is established, it will go smoothly.
]]></description><pubDate><![CDATA[20121211]]></pubDate></item>
<item>
<title><![CDATA[Mannitol Powder]]></title><link><![CDATA[https://sdtw1234.en.ec21.com/Mannitol_Powder--10255662_10255703.html]]></link><description><![CDATA[Assay, %
98-102.0
98-102.0
96-101.5
Clarity&amp; color
Less than 1#turbidity fsol&apos; n
Less than 1#turbidity fsol&apos; n
-
Acidity&amp; alalinity
≤ 0.3ml(acidity)
≤ 0.2ml (acidity)
≤ 0.3ml
≤ 0.3ml (alkalin]]></description><pubDate><![CDATA[20230822]]></pubDate></item>
<item>
<title><![CDATA[Vital Wheat Gluten]]></title><link><![CDATA[https://goldengrain.en.ec21.com/Vital_Wheat_Gluten--8742935_8972812.html]]></link><description><![CDATA[assay of food.
Packing and Transportation: Packing: Kraft paper bag of 25kg net, or jumbo bag of 850kg, 1000kg.
The transportation shall be in accordance with the requirement of general chemicals. 
S]]></description><pubDate><![CDATA[20170821]]></pubDate></item>
<item>
<title><![CDATA[Disodium Succinate]]></title><link><![CDATA[https://qdwadegai.en.ec21.com/Disodium_Succinate--9518331_9518332.html]]></link><description><![CDATA[Assay ,%
98-101
PH,5% solution
7.0-9.0
Loss on drying(120C,2hr) ,%
37-41( hexahyrate )
Arsenic %
&amp;le;0.0004
Sulphate(as SO4)，%
&amp;le;0.019
Heavy Metals(as Pb),%
&amp;le;0.002
Readily oxidizable substance]]></description><pubDate><![CDATA[20150710]]></pubDate></item>

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