This highly detailed, 3 times life size representation of the human eye is a 6-part model which shows the structure of parts including the lens, co
Peak Flow Meters allow patients to monitor their asthma and Peak Expiratory Flow (PEF); a measurement of how fast a patient can blow out. When a pa
Peak flow meters allow people to to monitor their asthma; Peak Expiratory Flow (PEF) is a measurement of how fast someone can blow out. When you are well your PEF is higher, when the airways are narrow (as in asthma) PEF is lower.
This enlarged model flower allows students to study the floral and reproductive structure of a dicot. Petals, sepals and stamens are detachable. On
This enlarged model allows students to study the floral and reproductive structure of a dicot. Petals, sepals and stamens are detachable. One anther has been sectioned to reveal the pollen within.
The stigma is shown with pollen grains attached, one of which has generated a pollen tube wh...
A kit comprising four lung bags, with holders (rubber bands) and mouthpieces designed for investigations into lung capacity. The bag is made of du
A kit comprising four lung bags, with holders and mouthpieces designed for investigations into lung capacity. The bag is made of durable plastic and is silk screened with graduations up to six litres. Useful for comparing lung volume with height, age etc. Instructions included.
Fungal Alpha Amylase - 50g
Please note that none of our enzymes are to be considered as being of Food Grade Standard and are not fit
Enzyme: Storage, Shelf Life, Concentration
It’s good practice to store enzymes in a refrigerator (5°C approx). This should give a shelf life of 12 months without significant loss of activity.
Enzymes supplied as liquid are supplied as a ready-to-use solution and should n...
Invertase - 50ml
Please note that none of our enzymes are to be considered as being of Food Grade Standard and are not fit for human
50cm3
Lipase - 25g
Please note that none of our enzymes are to be considered as being of Food Grade Standard and are not fit for human cons
25g
Pepsin - 50g
50g
Rennet (Rennilase) - 50ml
Please note that none of our enzymes are to be considered as being of Food Grade Standard and are not fit f
Rennet (Rennilase) 50mL
Working Concentration - 0.05 - 0.1%
pH range - 5.5 - 6.5
Temperature range - 30 - 50°C
Substrate - Fresh milk
Product - Caseinogen forms casein
Source - Fungal, Rhizmucor miehei
Trypsin - 25g
Please note that none of our enzymes are to be considered as being of Food Grade Standard and are not fit for human con
Trypsin 25g
Working Concentration - 0.1 - 1%
pH range - 5 - 10.5
Temperature range - 20 - 65°C
Substrate - Protein solutions
Product - Peptides and AA's
Source - Porcine pancreas
It’s good pr...
Glucose Testing Strips which give a qualitative determination of glucose content in urine. The sticks will give a colour change to indicate t
A qualitative determination of glucose in urine.
These test strips have been specifically designed for urine testing. In practice they have been adopted for educational use because of their simplicity and convenience.
Just dip a strip into a test solution and wait a short whil...
Glucose Testing Strips which give a semi-quantitative determination of the glucose content in urine. The sticks will give a colour change to
A semi quantitative test for glucose in urine.
Protein (mainly albumen) in urine testing strips.
These test strips have been specifically designed for urine testing. In practice they have
Just dip a strip into a test solution and wait a short whi...
An excellent product to visually demonstrate the consequences of smoking. Pump the bulb in the neck to ignite the cigarette in her mouth and watch the tars collect in the test tube where her "lungs" would be. The test tube can be passed around the less
A book of the human body in the form of a cube. Tactile, rip-resistant and durable with wipe clean surfaces. Guided by the arrows, start and stop
A book of the human body in the form of a cube. Tactile, rip-resistant and durable. Guided by the arrows, start and stop dots the cube can be opened and folded in a series of ways to show each “page”. This cube contains full colour detailed and labelled pictures of all of the body’s major s...
This economically priced, double life sized model of a heart is a highly detailed, good quality classroom demonstration tool. It is dissectible in
2 times enlarged. Dissectible into 2 parts showing clearly the blood vessels. Structure of auricles and ventricle on diaphragm. Numbered with English key cards.
A skin fold calliper is a device which measures the thickness of a fold of skin with its underlying layer of fat. By doing this at key locations o
A skin fold calliper is a device which measures the thickness of a fold of skin with its underlying layer of fat. By doing this at key locations it is possible to estimate the total percentage body fat of a person. Skin fold callipers have springs which exert a set pressure on the skin fold, gene...
Alpha Amylase - 25g
Please note that none of our enzymes are to be considered as being of Food Grade Standard and are not fit for hum
The National Counter Terrorism Security Office seeks to restrict the supply of certain chemicals. Philip Harris have a duty to control the supply for these chemicals and any private individual attempting to purchase these chemicals may have their details passed to the police in their area.
The animal cell is an enlarged model displaying electron microscopic structures.
The model displays organelles such as;
Spare diaphragm for Lung Demonstration Model (B8R06015).
To fit bell jar which measures: 200mm x 200mm x 360mm
This detailed, brightly coloured 3D model of a greatly magnified Chloroplast with vibrantly coloured structures is ideal for studying the structure
This model is a representation of the Human Digestive System.
It includes:
Life size Human Excretory System Model. Includes the kidneys, ureters, adrenal glands and bladder with prostate as well as the large abdominal righ
Life size 2 part model of the human brain. The model is a median section. The right hemisphere has the cerebellum and the stem with occipital lobe.
This natural size Human Female Reproductive System Model shows the female genital organs with bladder and rectum fully exposed.
This Human Foetus Model is a representation of a median section through the female pelvis in the 9th month of pregnancy with a removable foetus. An
This natural size Human Male Reproductive System Model shows the rectum, bladder with prostate and testicular ducts and external and genital organs
This Seed Germination Model shows the germination of a monocot plant (Maize) seed.
This economically priced model of the human lungs is a highly detailed, good quality classroom demonstration tool.
This 17 part human torso model is an excellent way to demonstrate and show the inner layout and workings of the human body. This particular model h
This economically priced skin section model has been enlarged 70 times and shows a section through three layers of the hair covered skin of the hea
Smokey Sue is a good product to visually demonstrate the consequences of smoking. Pump the bulb in the neck to ignite a cigarette in her mouth and
Malt Extract Agar powder, for fungi generally. Used to detect & isolate yeasts & moulds.
Set of 23 X-ray prints on 12 x A3 sheets. Students can look at bone growth in the hand, how a fractured leg heals, follow food along the intestine
Teach students how to apply and use a condom safely. This Condom Trainer Model is a low cost expanded polystyrene model of an erect human penis.
The amino acid structure of proteins can be determined by their hydrolysis and subsequent separation by chromatography. For this work, pure standa
A roll of exposed film which can be used as a substrate in proteolytic enzyme experiments.
Please note that none of our enzymes are to be considered as being of Food Grade Standard and are not fit for human consumption. They
This kit enables students to identify quantitatively naturally occurring antibodies (immunoglobulin A) in their saliva. These antibodies are the im
Anti human -lg A Serum - 2ml
Glass Manometer Tube for the construction of a simple respirometer. The tube is mounted on a clear acrylic panel by a locking bar, allowing graph
This Cell Print Set comprises of twelve specially selected electron micrographs highlighting the main ultrastructural features of plant and animal
Cheese Making experiment kit for the demonstration of the cheese making process in an education setting.
Please note that none of our
This microbiology kit has been designed as an introduction to the study of micro-organisms. The booklet has been written for the teacher who has li
Agrobacterium tumefaciens (crown gall) produces tumours in plants such as tomatoes and sunflowers. The bacterium 'injects' some of its DNA into the
This hand held spirometer measures lung capacity without the need for water. Its advantages over the conventional tank-type spirometer are its port
Set of 23 X-ray prints on 12 x A4 sheets. Students can look at bone growth in the hand, how a fractured leg heals, follow food along the intestine
Spare cardboard mouthpieces for the Pocket Spirometer (B8A20631).