Cretaceous Chalk Earth Color
Cretaceous chalk is a white earth pigment from fossilized marine deposits, low in iron, used in putties and fine art grounds. HTS 2530.90.8015 covers this as an other earth color outside excluded categories.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sublimed, precipitated, or colloidal forms
Chapter exclusion (a) sends processed chalks to sulfur/chemical headings.
If tailors' or artists' chalk sticks
Chapter note (k) excludes worked chalks from Chapter 25.
If pebbles, granules, or sintered masses
Chapter note prioritizes 2517 for non-powdered forms.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Differentiate from precipitated chalk (2802) with natural deposit proofs
• Bulk powder form avoids classification as writing chalk (9609)
• Test for purity to stay below any chemical exclusions
Related Products under HTS 2530.90.80.15
Yellow Ocher Pigment
Natural yellow ocher is a fine powdered earth color derived from iron oxide-rich clay deposits, used primarily as a pigment in paints and coatings. It falls under HTS 2530.90.8015 as an unprocessed earth color containing less than 70% combined iron evaluated as Fe2O3, distinguishing it from higher-purity oxides in heading 2821.
Raw Sienna Earth Pigment
Raw sienna is a naturally occurring yellowish-brown earth color mined from iron oxide deposits, supplied as powder for artist paints and historical restorations. Classified in HTS 2530.90.8015 as other earth colors not exceeding the iron purity exclusion for Chapter 28.
Natural Umber Powder
Umber is a dark brown earth color from manganese and iron oxide clays, ground into powder for use in oil paints and stains. It qualifies for HTS 2530.90.8015 as a mineral earth color below the Chapter 28 iron exclusion limit.
Terracotta Earth Color
Terracotta earth is a reddish-orange natural clay pigment extracted from iron-rich soils, used in ceramics glazes and traditional plasters. HTS 2530.90.8015 applies to this unrefined earth color outside Chapter 28 purity exclusions.
Glauconite Greensand Pigment
Glauconite, or greensand, is a green earth color from marine sedimentary deposits containing iron silicates, powdered for pigments and filters. It is included in HTS 2530.90.8015 as other earth colors not meeting synthetic or high-purity exclusions.
Raw Bole Armenian Pigment
Bole Armenian is a soft red clay earth color rich in iron oxide and silica, traditionally used as a pigment base and in medicines. Classified under HTS 2530.90.8015 for natural earth colors below chemical purity thresholds.