Lithopone B301
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 3000 m.t./month
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Lithopone B301/B311
Product Description:
Yuejiang Brand -Lithopone B301/B311 is white powder, non-toxic, odorless, insoluble in water, no reaction with H2S and lye, release H2S gas when reacting with strong acids.
Applications:
Yuejiang Brand-Lithopone B301/B311is widely used in coatings, printing ink, rubber, plastic etc
Basic Information:
Name: | Lithopone |
CAS NO.: | 1345-05-7
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Appearance: | White powder |
Technical Specifications:(Standard:Q/SNBJ1-2012)
Item | B301 | B311 |
Total zinc and barium sulphate | ≥99.0 | ≥99.0 |
zinc sulfide content, % | ≥28.0 | ≥30.0 |
zinc oxide content, % | ≤0.6 | ≤0.3 |
Color, compared with standard samples | better | better |
Tint reducing power, compared with standard samples | ≥100 | ≥105 |
105°C volatile matter, % | ≤0.3 | ≤0.3 |
Water solubles, % | ≤0.4 | ≤0.3 |
pH-value | 6.0-8.0 | 6.0-8.0 |
Oil absorption, g/ 100g | ≤14 | ≤12 |
Hiding power | ≥ 5 % of standard sample | ≥ 5 % of standard sample |
- Q: Are carontenoids and anythocyanin accesory pigments.
- This Site Might Help You. RE: What are accessory pigments? Are carontenoids and anythocyanin accesory pigments.
- Q: how are pigments classified?
- because pigment is want gives us skin tone.
- Q: What does pigment mean?
- * PIGMENT [uncountable and countable] = a natural substance that makes skin, hair, plants etc a particular colour. ==> Melanin is the dark brown pigment of the hair, skin and eyes. ==> The artist Sandy Lee uses natural pigments in her work. ( Longman Dictionary ) * PIGMENT = the natural colouring matter of animal or plant tissue. ==> Carotenoid pigments are red, orange, or yellow. ( Oxford Dictionary ) * PIGMENT = a substance used for colouring or painting, especially a dry powder, which when mixed with oil, water, or another medium constitutes a paint or ink. ==> All the frescoes are painted with earth pigments ( Oxford Dictionary )
- Q: What do chlorophylls, cartenoids and phycobilins reflect? And what wavelengths of light do they absorb?
- Carotenoids generally reflect yellow, orange, or red and absorb blue to blue-green light spectra. Xanthophyll absorbs well at 400-530 nm Beta-carotene absorbs most strongly between 400-500 nm. Fucoxanthin absorbs light primarily in the blue-green to yellow-green that penetrates deeper in water, peaking at around 510-525 nm and again at 450-540 nm. This reflects a yellow brown giving brown algae their color. Phycobilins are not found in leaves except as a phytochrome. They occur in Cyanobacteria (bluegreen algae) and Rhodophyta's (red algae) photosynthetic pathways as accessory pigments a part of the light reaction pigment systems energy donors to the reaction center. Phytochromes respond to far red between 700-800 nm. Phycoerythrin is a phycobilin pigment in rad algae that reflects red light and is therefore responsible for the color of most red algae.
- Q: What is a pigment and their function in photosynthesis?
- Chlorophyll. These pigments convert sunlight into glucose and some more stuff . It also gives leaves their green colour
- Q: Know this ounds kinda obvious but just wanted to confirm, is there more pigment in the middle of the beetroot than on the edges?
- I've known it to be in the skin and thats from a cooking point of view.
- Q: PLEASE TRY!, to awnser ANY of the questions below.~What factors cause leaves to change colors. Where do these colors come from?~What are the names of the specific chemical pigments that cause the colors we see (reds, yellows, purples, browns, greens etc.) These are the same pigments (chemical that causes color) that give fruit their different colors.~What is the process (how it happens) that cause leaves to fall off of the branches. Explain at the cell level. (picture)Please try to awnser. Thanks.
- 1shorter days and cooler temperatures 2they emerge from being obscured by the more numerous chlorophyll 3carotenoids,etc 4 senescense then abscission.the abscission zone has thin-walled cells,plant hormones decrease,a separation layer forms,cells form suberin thus isolating leaf from stem,fall
- Q: I need to know the classes and sub classes of pigments classification
- organic pigment and inorganic pigment
- Q: What pigments take part in photosynthesis?
- The green chlorophyll a & b
- Q: why do plants need more than one pigment for light absorption?
- Pigments are molecules with an array of covalent bonds capable of absorbing a photon of light that has only a certain wavelength. The absorbed wavelength is only a fraction of the continuous range of wavelengths reaching the reaction center of a chloroplast. Each pigment species absorbs a different portion of the spectrum. So most photosynthesis works in combinations of pigments to absorb a across the visible spectrum and somewhat beyond. Some pigments (accessory photosynthesis carotenoid pigments) absorb useful wavelengths to pass the energy to chlorophyll A while the Xanthophyll Cycle pigments absorb potentially harmful high energy wavelengths for dissipation. Accessory pigments provide a range of spectra collection that allowed plants to adapt successfully to environments of differing light conditions. Pigments provide coloration to signal flower or fruit maturity to pollination partners or seed dispersal partners. Anthocyanins and carotenoids perform these communication functions. Phytochrome is a pigment that absorbs one wavelength only to toggle to another shape capable of absorbing at a different wavelength. Algae and plants both use this system to inform them of the time of year so they can synchronize with the best season in their habitat for reproduction efforts to succeed. Plants use phytochrome to regulate the photoperiod of flowering or seed germination.
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Lithopone B301
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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